Top 200 Vocabulary Word List for IGCSE Pathway Year 11 | Essential Word Pack

Year 11 Essential Word Pack: 200 words and meanings

Use these 200 words to read sources critically, explain information precisely and take part in purposeful discussion. Each entry selects one useful sense with a natural phrase and an original example. This independent pack supports the later IGCSE years and further-study preparation; school-year and syllabus routes vary.

School and examination requirements · Practice and learning guide

1–20: Respond with a clear intellectual action

Choose verbs that reveal what you are doing with the information.

No.	Word and form	Meaning	Natural use and example
1	deduce verb	Reach a conclusion by reasoning from information or stated conditions.	deduce a result From the stated rule, we can deduce that the unsigned form is incomplete.
2	synthesise verb	Bring information or ideas together into a connected understanding.	synthesise information Synthesise the two reports without erasing the disagreement about the timetable.
3	differentiate verb	Recognise or explain the differences between things.	differentiate between categories Differentiate between registered applicants and participants who actually attended.
4	substantiate verb	Provide evidence or reasons that support a statement.	substantiate a conclusion Substantiate the conclusion with the records that relate to the same period.
5	corroborate verb	Support an account or finding with additional relevant information.	corroborate a statement The dated photograph helps corroborate the statement about when the display changed.
6	refute verb	Show that a claim or argument is false or unsound.	refute a universal claim One verified exception can refute the claim that every session started late.
7	scrutinise verb	Examine something very carefully for details or problems.	scrutinise a source Scrutinise the source before relying on a number repeated across several websites.
8	contextualise verb	Place information within the circumstances needed to understand it.	contextualise a figure Contextualise the figure by naming the population and the year measured.
9	prioritise verb	Put tasks or needs in order of importance or urgency.	prioritise a task Prioritise correcting the wrong date before improving the notice's visual appearance.
10	appraise verb	Assess the quality or value of something thoughtfully.	appraise an option Appraise the option against the stated criteria rather than personal preference alone.
11	formulate verb	Develop an idea or statement in a clear, considered form.	formulate a response Formulate a response that answers the concern about access directly.
12	articulate verb	Express an idea clearly and effectively in words.	articulate a distinction Articulate the distinction between receiving a document and approving its contents.
13	elucidate verb	Make a difficult idea or relationship easier to understand.	elucidate a relationship A concrete example can elucidate the relationship between capacity and demand.
14	reconcile verb	Make apparently conflicting information or needs consistent or compatible.	reconcile the records We reconciled the records after finding that one counted repeat visits.
15	attribute verb	Identify something as caused by, created by or belonging to a source.	attribute a quotation Attribute the quotation to the interviewee rather than the report's author.
16	verify verb	Check information against evidence to establish its accuracy or authenticity.	verify an entry Verify the entry using the original form before changing the total.
17	qualify verb	Add a limitation or condition that makes a statement more exact.	qualify a conclusion Qualify the conclusion because the trial covered only one location.
18	infer verb	Work out a meaning or conclusion from evidence and context.	infer a reservation We infer a reservation from the speaker's repeated questions about cost.
19	conclude verb	Reach a judgement after considering the available information.	conclude from evidence We can conclude that attendance changed, but its cause remains uncertain.
20	justify verb	Support a judgement or decision with relevant reasons.	justify an interpretation Justify the interpretation using the wording and the surrounding situation.

21–40: Check the quality and origin of information

Different checks answer different questions about whether a source is useful.

No.	Word and form	Meaning	Natural use and example
21	provenance noun	The origin and history of an object, document or piece of information.	establish provenance Establish the photograph's provenance before treating it as evidence of this event.
22	authenticity noun	The quality of being genuine rather than a disguised copy or fabrication.	check authenticity The signature helps establish authenticity, but it does not make every claim accurate.
23	reliability noun	The extent to which something can be depended on for a particular purpose.	assess reliability We assessed the record's reliability by checking its method and missing entries.
24	validity noun	How well evidence supports a particular interpretation or use of assessment results.	assessment validity We questioned the validity of using speed scores as evidence of careful reading.
25	transparency noun	Openness about relevant decisions, methods or interests so others can understand them.	methodological transparency Transparency about excluded responses makes the survey's limitations easier to examine.
26	traceability noun	The ability to follow something back through its recorded sources or stages.	data traceability Traceability allows another reader to connect each total with its original entries.
27	accessibility noun	The extent to which people can obtain, use or understand something.	improve accessibility Clear headings and readable instructions improve the information's accessibility for visitors.
28	consistency noun	Agreement between relevant parts or steadiness in how something is done.	check consistency Check consistency between the date in the heading and the date in the text.
29	completeness noun	The state of containing all the parts needed for the stated purpose.	check completeness Check the form's completeness before evaluating the quality of its answers.
30	timeliness noun	Being available or happening at a time when it is useful.	the timeliness of information The timeliness of the update matters because students are already arranging transport.
31	relevance noun	The connection of information to the particular question or purpose.	establish relevance A source about another age group may have limited relevance to this decision.
32	integrity noun	In information handling, the preservation of data without improper alteration or loss.	data integrity Keeping the original records helps protect data integrity during later corrections.
33	accuracy noun	Correctness of details or closeness to the true value.	check accuracy Check the accuracy of the copied dates against the original documents.
34	attribution noun	The identification of who created or supplied words, ideas or information.	source attribution Source attribution keeps the author's interpretation separate from the witness's account.
35	plagiarism noun	Presenting another person's words or ideas as your own without proper acknowledgement.	avoid plagiarism Avoid plagiarism by acknowledging the source even when you paraphrase its idea.
36	citation noun	A reference that identifies the source of information or an idea.	include a citation Include a citation that lets the reader locate the material you used.
37	paraphrase noun	A restatement of meaning in different words.	an accurate paraphrase An accurate paraphrase preserves the original statement's limits as well as its main point.
38	primary adjective	In source work, directly connected to the event or original information under study.	a primary source An interview is a primary source for studying what that interviewee reported.
39	secondary adjective	In source work, interpreting or analysing information from other sources.	a secondary source The historian's article is a secondary source interpreting several original letters.
40	tertiary adjective	In source work, compiling or summarising information from primary and secondary sources.	a tertiary source An encyclopaedia entry can serve as a tertiary source for initial orientation.

41–60: Read measurements and comparisons carefully

Keep the reference point, units and limits attached to each figure.

No.	Word and form	Meaning	Natural use and example
41	baseline noun	An initial or reference level used for later comparison.	establish a baseline The first week's record provides a baseline for comparing later attendance.
42	benchmark noun	A reference standard used to compare performance or quality.	a comparison benchmark The agreed benchmark helps us judge whether the service meets its purpose.
43	threshold noun	A boundary at which a condition changes or an action begins.	a minimum threshold The notice sets a threshold of twelve registrations before the workshop can run.
44	margin noun	The amount by which one value differs from another or from a limit.	a narrow margin The final total exceeded the budget by a narrow margin of two dollars.
45	tolerance noun	An allowable variation from a specified value or condition.	a stated tolerance The drawing gives a tolerance for how much the part's length may vary.
46	precision noun	In measurement, how closely repeated readings agree under specified conditions.	measurement precision Closely grouped repeated readings indicate precision but do not alone establish accuracy.
47	uncertainty noun	The extent to which something is not known or cannot be established exactly.	acknowledge uncertainty Acknowledge uncertainty about attendance instead of presenting an estimate as a confirmed total.
48	variability noun	The extent to which values or conditions differ across cases or time.	high variability The averages are similar, but the second group's results show greater variability.
49	fluctuation noun	A change up and down or an irregular variation.	a weekly fluctuation One weekly fluctuation does not necessarily reverse the longer pattern.
50	anomaly noun	Something that differs noticeably from what is usual or expected.	investigate an anomaly Investigate the anomaly before assuming the unusual reading must be an error.
51	artefact noun	In research, an apparent result created by the method or equipment rather than the phenomenon.	a measurement artefact The bright stripe was a camera artefact rather than a feature of the object.
52	interval noun	A gap or span between two points on a scale or in time.	a measurement interval Keep the measurement interval unchanged when comparing the two recording sessions.
53	cumulative adjective	Increasing by successive additions over time or stages.	a cumulative total The cumulative total includes this week's registrations and all the earlier ones.
54	aggregate adjective	Formed by combining separate amounts or observations into a total.	aggregate figures Aggregate figures can hide important differences between individual groups.
55	median noun	The middle ordered value, or the mean of the two middle values.	find the median For the ordered values two, four, seven, nine and twelve, the median is seven.
56	mode noun	The value or category that occurs most often in a dataset.	find the mode In the values two, three, three and five, the mode is three.
57	percentile noun	A value marking a stated percentage position within ordered data.	the ninetieth percentile A score at the ninetieth percentile is not necessarily ninety marks out of one hundred.
58	proportion noun	A part considered in relation to the whole it belongs to.	a proportion of applicants State the proportion of applicants accepted using the correct total number of applicants.
59	rate noun	An amount measured relative to another quantity, commonly time.	a rate per hour A rate of ten returns per hour does not state the total without a duration.
60	denominator noun	The number below the line in a fraction, identifying its divisor.	check the denominator Check the denominator before comparing percentages drawn from different totals.

61–80: Keep reasoning proportional to the evidence

These words help express conditions and uncertainty without making every conclusion vague.

No.	Word and form	Meaning	Natural use and example
61	causation noun	A relationship in which one factor contributes to producing an effect.	establish causation The comparison alone does not establish causation because other conditions also changed.
62	correlation noun	A statistical relationship in how two variables vary together.	an observed correlation The observed correlation suggests a question to investigate, not a complete causal explanation.
63	confounder noun	A variable linked to both the proposed cause and the outcome, complicating their relationship.	a possible confounder Prior experience is a possible confounder if it influences both course choice and results.
64	assumption noun	Something treated as true when reasoning without first establishing it.	test an assumption Test the assumption that all applicants can attend the same afternoon.
65	premise noun	A statement used as a starting point in an argument.	an argument's premise If the premise is inaccurate, the conclusion may not describe the real situation.
66	conclusion noun	A judgement reached through reasoning or the consideration of evidence.	a supported conclusion A supported conclusion states what the records show without adding an invented cause.
67	counterexample noun	A case that disproves a claim that is supposed to apply universally.	a single counterexample One correctly documented exception is a counterexample to the claim that no forms were late.
68	condition noun	A requirement or circumstance on which something depends.	meet a condition Written permission is a condition of borrowing the equipment overnight.
69	necessary adjective	Required for a stated result or condition, though possibly insufficient alone.	a necessary condition Registration is necessary for entry, but it does not guarantee a place.
70	sufficient adjective	Enough by itself or with stated conditions to achieve a particular result.	sufficient for acceptance The rules say that a complete form and confirmed payment are sufficient for acceptance.
71	plausible adjective	Reasonable enough to consider possible, without being established as true.	a plausible account The account is plausible, but the missing record leaves part of it unverified.
72	probable adjective	Likely to be true or to happen, though still not certain.	a probable explanation The investigator identified a probable explanation while acknowledging an unresolved alternative.
73	inevitable adjective	Certain to happen and unable to be avoided in the stated circumstances.	an inevitable consequence Do not call a delay inevitable when another workable route remains available.
74	tentative adjective	Put forward cautiously because it may need revision.	a tentative conclusion The conclusion remains tentative until the second set of records is checked.
75	conditional adjective	Dependent on a specified requirement or circumstance.	conditional approval The approval is conditional on securing a suitable room.
76	contingent adjective	Dependent on something else happening or being true.	contingent on approval The visit is contingent on approval from the host organisation.
77	reciprocal adjective	Given, done or felt by each side towards the other.	reciprocal support The clubs agreed on reciprocal support, with each providing volunteers for the other.
78	proportional adjective	Changing in a constant ratio with another quantity under the stated relationship.	directly proportional quantities At a fixed unit price, total cost is proportional to the quantity purchased.
79	independent adjective	Not relying on the particular source or influence being considered.	independent confirmation Seek independent confirmation rather than another article copied from the same announcement.
80	interdependent adjective	Depending on one another in a connected system.	interdependent tasks The tasks are interdependent because printing cannot begin before the design is approved.

81–100: Describe time, change and systems

Specify the order, speed and continuity of change instead of simply saying that things changed.

No.	Word and form	Meaning	Natural use and example
81	sequence noun	The order in which connected events or steps occur.	a clear sequence The sequence places checking before publication, so corrections can still be made.
82	chronology noun	The arrangement of events according to when they happened.	establish a chronology Establish the chronology before deciding which notice replaced the earlier instruction.
83	subsequent adjective	Coming after the event or time being considered.	a subsequent update A subsequent update changed the room but retained the original start time.
84	preceding adjective	Coming before the event or item being considered.	the preceding paragraph The preceding paragraph explains the exception mentioned in this sentence.
85	concurrent adjective	Happening during the same period as something else.	concurrent activities Concurrent activities need separate supervisors because neither group can be left alone.
86	interim adjective	Intended to operate temporarily before a final arrangement is ready.	an interim arrangement The interim arrangement keeps the service open while a permanent room is prepared.
87	transition noun	A process of moving from one state, system or stage to another.	a gradual transition A gradual transition gives students time to learn the new booking procedure.
88	continuity noun	Connection or continued existence without an important interruption.	continuity of service The reserve volunteer helps maintain continuity of service during staff absence.
89	discontinuity noun	A break or marked interruption in a pattern or sequence.	a discontinuity in records The missing month creates a discontinuity in records of annual use.
90	persistence noun	Continued existence or continued effort despite time or difficulty.	the persistence of a problem The persistence of the problem suggests that the first repair was incomplete.
91	duration noun	The length of time something continues.	the duration of a trial The duration of a trial affects how many different conditions it can include.
92	latency noun	A delay between an action or input and its observable response.	a response latency The test measures response latency between pressing the button and receiving the signal.
93	recurrence noun	The happening of something again after an earlier occurrence.	prevent recurrence The team changed the checking procedure to prevent recurrence of the same error.
94	acceleration noun	In motion, the rate at which velocity changes over time.	a change in acceleration The graph helps us distinguish the object's velocity from its acceleration.
95	deceleration noun	A reduction in speed over time.	steady deceleration The diagram represents steady deceleration as the vehicle approaches the stopping point.
96	stability noun	The ability to remain steady or resist disruptive change.	system stability The additional support improves stability when the display is moved.
97	volatility noun	A tendency to change quickly and substantially.	price volatility Price volatility makes the provisional budget more uncertain over a long period.
98	deterioration noun	A worsening of condition, quality or performance.	gradual deterioration The photographs record the gradual deterioration of the exposed wooden sign.
99	restoration noun	The process of returning something to an earlier or usable condition.	the restoration of a service Restoration of the service took longer because the replacement part was unavailable.
100	resilience noun	The capacity to recover or adapt after difficulty or disruption.	build resilience Keeping an alternative plan can improve the team's resilience when arrangements change.

101–120: Read practical plans and resource decisions

Separate costs, outputs and long-term ability to maintain a service.

No.	Word and form	Meaning	Natural use and example
101	expenditure noun	Money spent during a period or on a particular purpose.	project expenditure The expenditure record includes materials, printing and the return transport fare.
102	revenue noun	Income received from activities such as sales before relevant costs are deducted.	ticket revenue Ticket revenue is not the same as surplus because costs still need to be deducted.
103	surplus noun	An amount remaining after requirements or relevant costs have been met.	a budget surplus The event had a surplus after all the recorded costs were paid.
104	deficit noun	An amount by which available funds or resources fall short of what is needed.	a funding deficit The funding deficit means the plan needs more income or lower expenditure.
105	investment noun	The commitment of resources now in the expectation of a future benefit.	an investment of time Training volunteers is an investment of time intended to improve later service.
106	maintenance noun	Regular work that keeps something in good working condition.	routine maintenance The plan allows time for routine maintenance rather than waiting for equipment to fail.
107	procurement noun	The process of obtaining goods or services for an organisation.	equipment procurement Equipment procurement includes checking requirements before choosing a supplier.
108	inventory noun	A detailed list or record of items held by an organisation.	update an inventory Update the inventory when equipment is added, removed or permanently replaced.
109	capacity noun	The maximum amount a space or system can hold or handle under stated conditions.	storage capacity Storage capacity limits the number of kits that can be kept in the room.
110	utilisation noun	The extent or manner in which an available resource is used.	equipment utilisation The report compares equipment utilisation with the number of items available.
111	efficiency noun	How economically resources are used to produce an output.	improve efficiency Sharing a collection route can improve efficiency by reducing repeated journeys.
112	effectiveness noun	The extent to which an action achieves its intended purpose.	assess effectiveness Assess effectiveness by checking whether the new notice actually reduces missed collections.
113	affordability noun	The extent to which a cost can be met within available resources.	assess affordability Affordability depends on the whole project budget, not the price of one item alone.
114	viability noun	The ability of a plan or activity to work successfully under its conditions.	long-term viability The plan's long-term viability depends on having enough volunteers each week.
115	scalability noun	The ability of a system to handle growth without losing essential performance.	test scalability The small trial does not yet establish scalability to every class in school.
116	sustainability noun	The ability to continue a practice over time without undermining the resources it depends on.	financial sustainability Financial sustainability requires enough continuing income to meet the service's regular costs.
117	incentive noun	Something that encourages a particular action or choice.	a participation incentive A certificate may provide an incentive, but students may also value the experience itself.
118	deterrent noun	Something that discourages a particular action.	a deterrent to misuse The clear return procedure acts as a deterrent to careless borrowing.
119	trade-off noun	A choice in which gaining one benefit involves losing or reducing another.	consider a trade-off The trade-off is a larger display with less space for visitors to move.
120	contingency noun	A possible event that may require a different course of action.	prepare for a contingency The team prepared for the contingency that the outdoor space might be unavailable.

121–140: Understand institutions and shared responsibilities

Read public and organisational language without confusing rights, duties and decision-making roles.

No.	Word and form	Meaning	Natural use and example
121	institution noun	An established organisation or social system serving a recognised purpose.	an educational institution The educational institution publishes the rules for applying to its programmes.
122	authority noun	The recognised power or right to make decisions or give instructions.	decision-making authority Check who has the authority to approve a change of venue.
123	mandate noun	An official instruction or authority to carry out a particular task.	a committee's mandate The committee's mandate covers the timetable but not the programme's entry requirements.
124	jurisdiction noun	The area or range of matters within an authority's power.	within its jurisdiction The example asks whether the decision falls within the committee's stated jurisdiction.
125	regulation noun	An official rule governing an activity or situation.	follow a regulation Read the relevant regulation before assuming the same procedure applies everywhere.
126	compliance noun	Acting in accordance with a rule, requirement or agreement.	check compliance The checklist checks compliance with the stated submission requirements.
127	accountability noun	Being answerable for actions, decisions and the responsibilities attached to them.	clear accountability Clear accountability identifies who must explain a decision if a problem occurs.
128	governance noun	The arrangements through which an organisation is directed and held accountable.	school governance The report describes governance roles rather than the details of daily lessons.
129	consultation noun	A process of seeking and considering relevant people's views.	public consultation The consultation gathers views before the committee decides on the proposal.
130	representation noun	The act of speaking or acting on behalf of others or reflecting their interests.	student representation Student representation helps the committee hear concerns from different year groups.
131	stakeholder noun	A person or group affected by or able to affect an activity or decision.	consult stakeholders Consult stakeholders who will use, manage or be affected by the new space.
132	entitlement noun	A right to receive or do something under specified rules or conditions.	an entitlement to support The notice explains the conditions attached to an entitlement to support.
133	obligation noun	A duty arising from a rule, agreement or responsibility.	meet an obligation The borrowing agreement creates an obligation to return the kit by the stated date.
134	consent noun	Agreement to an action given by someone whose permission is needed.	informed consent Explain the proposed use of an interview before asking for informed consent.
135	equity noun	Fairness that considers relevant differences in people's needs or circumstances.	promote equity Providing different support where needed can promote equity in access to the activity.
136	equality noun	The state of having the same status, rights or treatment in a specified respect.	equality of access The discussion asks whether the arrangements provide equality of access to the facilities.
137	inclusion noun	Enabling people to belong, participate or be considered within a group or activity.	support inclusion The organiser asked which practical changes would support inclusion of more students.
138	discrimination noun	In this social sense, unfair treatment based on a person's group or characteristic.	prevent discrimination The policy aims to prevent discrimination in how applications are considered.
139	mediation noun	Help from a third party who supports people in reaching their own agreement.	use mediation Mediation helped the two groups discuss a timetable neither could resolve alone.
140	arbitration noun	A process in which a third party hears a dispute and makes a decision.	agree to arbitration In the fictional agreement, both teams accept arbitration by the named independent panel.

141–160: Notice the way a message frames its meaning

A statement can be accurate in its words yet misleading in its emphasis or assumptions.

No.	Word and form	Meaning	Natural use and example
141	assertion noun	A statement put forward as true, often without support at that point.	an unsupported assertion The assertion that the new system suits everyone needs evidence.
142	concession noun	An acceptance of part of another person's argument or request.	make a concession The speaker's concession accepts the cost concern while defending the project's purpose.
143	reservation noun	A doubt or condition that prevents complete agreement.	express a reservation I support the plan but have a reservation about the unconfirmed venue.
144	caveat noun	A warning or qualification that limits how a statement should be understood.	add a caveat Add the caveat that the figures cover only students who responded.
145	emphasis noun	The special importance or attention given to part of a message.	a change of emphasis The revised notice places emphasis on the action visitors must take.
146	ambiguity noun	The possibility of more than one reasonable meaning or interpretation.	remove ambiguity Giving the exact date removes the ambiguity in next week.
147	connotation noun	An association or feeling a word suggests beyond its direct meaning.	a negative connotation Calling the group a clique adds a negative connotation of exclusion.
148	denotation noun	A word's direct or conventional meaning, considered apart from added associations.	denotation and context Check the denotation before explaining the associations the word may suggest.
149	euphemism noun	A mild or indirect expression used instead of a more direct or uncomfortable one.	a polite euphemism Calling a serious failure a small setback may function as a euphemism.
150	understatement noun	Language that deliberately makes something seem less strong or serious than it is.	deliberate understatement Calling a completely flooded hall a little damp is deliberate understatement.
151	exaggeration noun	A description that makes something seem greater or more extreme than it is.	avoid exaggeration Avoid exaggeration such as saying nobody attended when several people did.
152	generalisation noun	A statement extending a pattern or judgement to a broader group.	an unsupported generalisation One interview cannot justify a generalisation about every student's experience.
153	stereotype noun	An oversimplified belief that treats members of a group as alike.	challenge a stereotype The discussion challenges a stereotype by recognising differences within the group.
154	implication noun	A meaning or consequence that follows without being stated directly.	an unstated implication One implication of closing the desk earlier is less access for late arrivals.
155	insinuation noun	An indirect suggestion, often of something unpleasant or discreditable.	an unfair insinuation The question contains an insinuation of dishonesty without providing evidence.
156	presupposition noun	An assumption treated as already accepted within an expression or question.	a hidden presupposition The question “Why did you ignore the rule?” contains a presupposition that the rule was ignored.
157	analogy noun	A comparison used to explain an idea through a relevant similarity.	use an analogy The analogy explains the process, but its limits should also be clear.
158	distinction noun	A meaningful difference between things that might otherwise be confused.	draw a distinction Draw a distinction between interest in a course and a commitment to enrol.
159	synthesis noun	A connected account created by bringing different information or ideas together.	a careful synthesis The synthesis includes areas of agreement and the unresolved difference between sources.
160	nuance noun	A subtle difference in meaning, feeling or judgement.	preserve a nuance Preserve the nuance between a cautious suggestion and a confident recommendation.

161–180: Take part in a constructive discussion

Make your contribution clear while attending to the people and ideas around you.

No.	Word and form	Meaning	Natural use and example
161	rapport noun	A comfortable relationship in which people communicate with mutual understanding.	build rapport The interviewer built rapport by listening carefully before asking the difficult question.
162	empathy noun	The ability to understand another person's feelings or perspective.	show empathy Show empathy by considering why the change may inconvenience another group.
163	tact noun	Skill in dealing with a sensitive matter without unnecessary offence.	respond with tact Respond with tact by naming the problem without humiliating the person involved.
164	diplomacy noun	Careful handling of relationships or disagreement to avoid unnecessary conflict.	use diplomacy The coordinator used diplomacy when two groups requested the same room.
165	discretion noun	Care in deciding what to say or share, especially about sensitive matters.	exercise discretion Exercise discretion when discussing information that a participant supplied privately.
166	candour noun	Honesty and openness in expressing what is known or felt.	speak with candour The presenter spoke with candour about the plan's unresolved weaknesses.
167	courtesy noun	Polite and considerate behaviour towards other people.	professional courtesy Professional courtesy includes replying clearly when you cannot accept a request.
168	composure noun	Calm control of one's behaviour and emotions.	maintain composure She maintained composure when a question exposed an error in the slide.
169	assertiveness noun	The ability to express a position or need clearly while respecting others.	practise assertiveness Assertiveness helps a participant state a concern without dismissing other people's views.
170	receptiveness noun	Willingness to listen to and consider new information or ideas.	show receptiveness Receptiveness means considering the correction rather than defending the first answer automatically.
171	reciprocity noun	The practice of responding to another's action with a corresponding action.	a principle of reciprocity The arrangement relies on reciprocity, with both groups helping each other's events.
172	facilitation noun	Helping a discussion or activity progress effectively.	discussion facilitation Good facilitation gives quieter members a workable opportunity to contribute.
173	intervention noun	An action that enters a situation to influence or improve it.	a timely intervention A timely intervention brought the discussion back to the question being decided.
174	interruption noun	An act that breaks the flow of speech or an activity.	an unnecessary interruption An unnecessary interruption can make it harder to follow a speaker's explanation.
175	clarification noun	An explanation or check that makes something less uncertain or confusing.	request clarification Request clarification of the deadline before agreeing to take responsibility.
176	reformulation noun	A new expression of an idea, often intended to make it clearer.	a useful reformulation The reformulation keeps the concern but removes the accusation from the sentence.
177	acknowledgement noun	Recognition of a contribution, fact or concern.	acknowledgement of a concern Acknowledgement of the concern does not require agreement with every proposed solution.
178	rebuttal noun	A reasoned response opposing an argument or showing why it is inadequate.	a focused rebuttal The rebuttal addresses the claim about cost rather than attacking the speaker.
179	consensus noun	General agreement within a group after relevant views have been considered.	build consensus The group built consensus by changing the proposal to address practical concerns.
180	dissent noun	Disagreement with a decision or widely held opinion.	record dissent The minutes record dissent as well as the decision supported by the majority.

181–200: Prepare for the next stage of learning

Read programme descriptions and discuss your learning without confusing different kinds of evidence.

No.	Word and form	Meaning	Natural use and example
181	prerequisite noun	Something required before another activity or stage can begin.	a course prerequisite Check the prerequisite before assuming that interest alone is enough for entry.
182	competency noun	The ability to carry out a particular task to a required standard.	demonstrate a competency The practical task lets students demonstrate a competency rather than describe it only.
183	proficiency noun	A developed level of skill in a language or activity.	language proficiency Language proficiency involves using skills in context, not simply recognising many definitions.
184	fluency noun	The ability to communicate with a reasonably smooth and sustained flow.	spoken fluency Spoken fluency can coexist with errors, so meaning and accuracy still need attention.
185	literacy noun	The ability to understand and use written language for relevant purposes.	develop literacy The activity develops literacy by connecting reading instructions with a practical response.
186	numeracy noun	The ability to understand and use numerical information in context.	practical numeracy Practical numeracy includes checking the denominator when interpreting a percentage.
187	qualification noun	An officially recognised educational achievement or the status it records.	an entry qualification The programme lists the entry qualification separately from its recommended experience.
188	credential noun	A document or recognised achievement used as evidence of competence or suitability.	verify a credential Verify the credential with the issuing organisation when checking its status.
189	accreditation noun	Formal recognition that an organisation or programme meets specified standards.	check accreditation The guide advises applicants to check accreditation rather than rely on promotional wording.
190	apprenticeship noun	A training arrangement combining practical work with learning for an occupation.	an apprenticeship route The careers discussion compares an apprenticeship route with other forms of further study.
191	placement noun	A period of work or study arranged to gain experience in a setting.	a work placement The work placement gives the student a chance to observe daily responsibilities.
192	portfolio noun	A selected collection of work showing skills, development or achievement.	a learning portfolio The learning portfolio includes revisions that show how the student's choices improved.
193	reference noun	A statement about a person's suitability supplied by someone who knows their work.	request a reference Request a reference from someone who can describe your relevant work accurately.
194	referee noun	A person who supplies information about an applicant's suitability.	a suitable referee Ask the potential referee before naming them on an application.
195	transcript noun	In education, an official record of courses taken and results achieved.	an academic transcript The academic transcript records completed study rather than future intentions.
196	eligibility noun	The state of meeting the specified conditions to apply or take part.	establish eligibility Establish eligibility before assuming that an application can be considered.
197	aptitude noun	A capacity or potential to develop skill in a particular area.	an aptitude for a task The exercise explores aptitude for spatial reasoning rather than knowledge of one textbook.
198	aspiration noun	A strong hope or aim for a future achievement.	an educational aspiration An aspiration gives direction, while a plan identifies the next practical steps.
199	commitment noun	A sustained undertaking to give time, effort or support.	a realistic commitment Make a realistic commitment that accounts for existing lessons and responsibilities.
200	reflection noun	Careful consideration of experience to understand and improve future choices.	a written reflection The reflection explains which feedback changed the approach and why.

Choose your next learning step

Start with the task that is useful today. The practice passages and model answers are original teaching examples, not predicted examination questions.

Return to a word group

• 1–20: Respond with a clear intellectual action
• 21–40: Check the quality and origin of information
• 41–60: Read measurements and comparisons carefully
• 61–80: Keep reasoning proportional to the evidence
• 81–100: Describe time, change and systems
• 101–120: Read practical plans and resource decisions
• 121–140: Understand institutions and shared responsibilities
• 141–160: Notice the way a message frames its meaning
• 161–180: Take part in a constructive discussion
• 181–200: Prepare for the next stage of learning

Practise and check your understanding

• Use the correct Year 11 examination specification
• Use the pack to repair precise weaknesses
• The Fencing Method: develop a claim without inflating it
• Reading laboratory: the archive pilot and the repeated claim
• Speaking laboratory: a recommendation that fits the resources
• Precision laboratory: protect the meaning of specialist words
• Twelve tasks for precise independent use
• Answers and explanations
• Build an evidence-based revision notebook
• Frequently asked questions
• Sources and companion reading
• Essential Word Packs for other years

Use the correct Year 11 examination specification

This is an independent vocabulary pack for the later IGCSE years and preparation for further study. Year 11 is a school-year label, not a separate Cambridge level. Your board, subject code, assessment route and examination year determine which official requirements apply.

For Cambridge First Language English 0500 in 2027–2029, Paper 1 Reading lasts two hours and carries 80 marks. Four compulsory questions cover comprehension, summary, short answers with language analysis, and an extended response to reading. Each carries 20 marks. Candidates also take either Paper 2 or the coursework component.

Use the official 2027 specimen Paper 1 to see how instructions divide the work. The vocabulary tasks here are deliberately shorter classroom exercises, not replicas of the examination. Their purpose is to practise preserving meaning before applying that control to a full paper.

Other English qualifications have different requirements. Cambridge’s 0510 and 0511 explanation, for example, distinguishes separate speaking endorsement from speaking that contributes to the overall grade. Do not assume one English syllabus covers every student in an international school.

For stronger performance, practise a complete sequence: understand the instruction, locate relevant information, preserve its strength, organise the answer and check the language. These are teaching priorities, not a promise that using a particular number of words will produce a distinction.

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Use the pack to repair precise weaknesses

Begin with a recent piece of work or a discussion that was difficult. Identify the actual problem before choosing vocabulary. Did you misread a condition, confuse two figures, overstate a source or struggle to explain a reservation? Each problem suggests a different cluster. Learning another difficult adjective may not address any of them.

Match the word to the decision

• If you accepted repeated online claims as independent evidence, practise provenance, traceability, attribution and corroborate.
• If you confused a total with a percentage, practise aggregate, proportion, rate and denominator.
• If you treated a plan as already agreed, practise conditional, contingent, mandate and authority.
• If you could see a problem but sounded accusatory, practise reservation, tact, clarification and reformulation.

For each selected word, make an example that does a real job. “The proposal is contingent on room approval” is useful because it identifies what must happen first. “The proposal is contingent, significant and substantial” may sound advanced while telling the reader very little.

Keep the meaning when changing the form

“We attribute the quotation to the volunteer” becomes “The quotation’s attribution identifies the volunteer.” Both concern who supplied the words. “The volunteer caused the quotation” changes the relationship and is not a useful paraphrase. Word-family knowledge must preserve meaning as well as grammatical form.

Some words return in different senses from earlier packs. An academic transcript records courses and results; an interview transcript records speech. A reservation here is a doubt, not a booked seat. State the sense before building the sentence. A reader who knows several senses still needs to select the one that fits.

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The Fencing Method: develop a claim without inflating it

The eduKate Fencing Method uses checked sentence expansion and transfer. At this stage, the important boundary is often the strength of a claim. Use tentative to practise keeping that boundary visible.

1. Safe base: “The conclusion is tentative.” It may need revision.
2. Add the subject: “The conclusion about the new collection system is tentative.” The reader now knows what is being judged.
3. Make the intention clear: “We should present the conclusion about the new collection system as tentative.” This guides how the result will be communicated.
4. Add the reason: “We should present the conclusion about the new collection system as tentative because the trial covered only one week.” The limitation now has a stated basis.
5. Change the situation: “My interpretation of the speaker’s attitude is tentative until I read the preceding paragraph.” The same word now qualifies a reading judgement.

Do not add uncertainty mechanically to every fact. If a source explicitly states that twelve students attended, report that figure with its source. Qualify the interpretation that attendance proves a new policy succeeded if other explanations remain possible. The factual record and the explanation require different decisions.

Fence an objection constructively

Start with “I have a reservation.” Specify it: “I have a reservation about the proposed deadline.” State the practical concern: “I have a reservation about the proposed deadline because it leaves no time to verify the references.” Offer an action: “Could we confirm the sources before setting the final submission time?” The finished contribution identifies a problem and a way forward.

For independent transfer, use reservation in a discussion of an equipment purchase or a group role. Keep it as a doubt or concern. If your sentence concerns booking a seat, you have switched the sense rather than transferred the same sense. Both uses may be correct, but they test different knowledge.

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Reading laboratory: the archive pilot and the repeated claim

This is an original fictional report. The school, records and figures are supplied only for the learning exercise.

The archive team was asked to prepare digital records of a local club’s photographs. One catalogue entry dated a photograph to 1914. The original print carried no date; the catalogue date came from a caption supplied by a donor in 1980. A community website copied the catalogue, and a school blog copied the website. Several students initially described the date as confirmed by three sources.

Each item received one catalogue label. During the first four afternoons, four volunteers catalogued 120 items. Twenty-four labels required further checking. During the next four afternoons, the same volunteers catalogued 160 items, and sixteen labels required further checking. Between the two periods, the team introduced a checklist and the volunteers attended a training session.

The coordinator reported the higher number completed and the lower proportion needing further checks. She did not treat passing the initial check as a guarantee of accuracy, or treat every label needing a further check as wrong. She also declined to attribute the entire improvement to the checklist, since training had changed at the same time.

The committee was considering extending the project to six schools. The coordinator supported further investigation but added a caveat: the pilot had used one archive and four volunteers. Before expansion, each school would need suitable equipment, trained volunteers and a way to trace uncertain details back to their sources. The committee requested a plan for a further trial before making a commitment.

Questions

1. R1: Why do the three references to 1914 not provide three independent confirmations?
2. R2: Calculate the proportion of labels requiring further checks in each period.
3. R3: Why would “twenty-four labels were wrong” misrepresent the first period?
4. R4: Why is it premature to attribute the entire improvement to the checklist?
5. R5: Identify two reasons why this pilot does not yet establish the plan’s scalability.
6. R6: Give a brief spoken update that preserves both the encouraging results and the decision still pending.

Build a traceable answer

For R1, begin with the source chain, not a general complaint that the internet is unreliable. Catalogue → website → blog describes dependence between the claims. The original date still needs checking. A possible answer is “All three versions trace back to the donor’s caption, so repetition has not supplied independent evidence.”

For R4, separate what changed from what caused the change. More items were catalogued and a smaller proportion of labels needed checking. Both training and the checklist changed between periods. A careful answer can recognise improvement without pretending the report isolates one cause.

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Speaking laboratory: a recommendation that fits the resources

Use this original fictional budget as a discussion prompt. Ticket revenue was $420. Recorded expenditure was $350, with no outstanding costs in this exercise. Buying a portable sign would cost $90. Another club has offered to lend a suitable sign without a fee, provided it is returned the next day. Return transport would cost $15. No additional funding has been confirmed.

Prepare a short recommendation to the organising committee. A suitable model is: “We have a surplus of $70, so buying the $90 sign would exceed the remaining funds. I recommend borrowing the suitable sign and allowing $15 for return transport. That would leave $55, provided we meet the next-day return obligation.”

Respond to a challenge accurately

A partner says, “We earned $420, so we can easily buy it.” Use the distinction between revenue and surplus: “Revenue is the income before the recorded costs are deducted. After the $350 expenditure, $70 remains.” You can acknowledge the positive income while correcting the conclusion about what is available.

The partner then asks, “What if we cannot return the borrowed sign on time?” Do not promise that this will be allowed. Say, “We would need to confirm another arrangement with the lending club or choose a different option.” That answer respects the stated obligation.

Practise a fair account of disagreement

Finish by recording a two-sentence meeting note. For example: “The group recommended borrowing the sign because purchasing it would exceed the available surplus. One member raised a reservation about next-day return, so the transport arrangement must be confirmed.” The note preserves the concern instead of pretending that consensus means nobody had doubts.

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Precision laboratory: protect the meaning of specialist words

Authenticity is not the same as accuracy

A genuine letter may contain an inaccurate memory. An authentic report may use a weak method. Check the document’s origin and the support for its particular claim separately. Calling a source primary identifies its relationship to the question; it does not certify that every sentence is true.

Precision and accuracy need their scientific context

In measurement, the International Vocabulary of Metrology distinguishes precision from accuracy. Closely grouped repeated readings can still be consistently displaced from the correct value. In everyday writing, “precision of wording” concerns exact expression. Use the sense required by the subject rather than importing one definition everywhere.

A confounder must connect to both sides

A proposed confounder is more than an unrelated extra detail. It is associated with the explanatory factor and the outcome. For example, prior experience may influence both which course students choose and how they perform. The Penn State statistics introduction gives the relevant distinction. Naming a possible confounder identifies something to examine; it does not establish that the original relationship is entirely false.

Validity concerns the interpretation being made

A rapid word-recognition task may tell you something about recognition speed. It does not automatically support a claim about extended writing skill. In assessment, validity concerns the evidence for the interpretation or use of results. Cambridge’s explanation of assessment validity emphasises that connection to purpose and context.

Necessary and sufficient are not interchangeable

Suppose a fictional workshop requires a completed form and an available place. A completed form is necessary, but it is not sufficient by itself because places may already be full. If the rule says that a completed form and an available place are the only conditions, meeting both is sufficient. Read every stated condition before drawing that conclusion.

Use a counterexample for the right kind of claim

One accurate exception disproves “every session started late”. It does not disprove “most sessions started late”. The first is universal; the second allows exceptions. A strong response recognises the size of the claim before deciding how much contrary evidence is needed.

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Twelve tasks for precise independent use

1. Three articles all copy the same unverified announcement. Explain why their agreement is not independent corroboration.
2. A genuine signed letter includes a date that other records show is mistaken. Which property has been challenged: its authenticity or the accuracy of that date?
3. Find the median of 2, 4, 7, 9 and 12. State what makes it the median.
4. Find the mode of 2, 3, 3 and 5. Could a different dataset have more than one mode?
5. Rewrite “The new checklist alone caused every improvement” using the archive report’s actual evidence.
6. A rule says all participants must submit a form, and entry also depends on available space. Is submitting the form necessary, sufficient, or both by itself?
7. One session starts on time. Which claim does this refute: “Every session started late” or “Most sessions started late”?
8. Use contingent in a sentence about a visit that requires approval not yet received.
9. Repair “The project made $420 profit” using the speaking exercise’s revenue and expenditure figures.
10. Rewrite “Your plan is careless” as a constructive reservation. Supplied fact: the plan contains no return-transport arrangement.
11. An applicant is asked for an academic transcript. Explain why an interview transcript is the wrong document.
12. Write a source-checking instruction using provenance or traceability that would help the archive team.

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Answers and explanations

Reading laboratory answers

R1: The website copied the catalogue, and the blog copied the website. Their agreement traces to one donor-supplied caption. It is repeated information, not three separate investigations of the photograph’s date.

R2: First period: 24 ÷ 120 = 0.20, or 20 per cent. Second period: 16 ÷ 160 = 0.10, or 10 per cent. The share needing further checking fell by ten percentage points; it halved relative to its original proportion.

R3: Requiring a check does not establish that a label is wrong. Some may be correct but lack enough verification. The coordinator explicitly keeps the status of the checking process separate from the truth of the label.

R4: The volunteers received training as well as a checklist. The report does not separate their effects. It therefore cannot establish that the checklist alone produced all the changes.

R5: The pilot involved only one archive and four volunteers, while expansion would involve six schools. Suitable equipment, trained volunteers and source-tracing procedures are not yet confirmed at each site. Other accurate answers may identify one of those specific untested requirements.

R6, possible update: “The second period produced more catalogue entries and a lower proportion needing further checks. The improvement cannot be attributed solely to the checklist, since training also changed. The committee has requested another trial plan; it has not yet committed to six-school expansion.”

Independent practice answers

1. Possible answer: “The articles depend on the same announcement, so their repetition does not add independent evidence.” You still need to investigate the original claim.
2. The accuracy of the date. A genuine letter can contain an error. An inaccurate detail does not by itself show that the document is forged.
3. Seven. It is the middle value when the five values are ordered.
4. Three. It appears twice, more often than the others. Yes, a dataset can have more than one mode if values tie for the highest frequency.
5. Possible answer: “Results improved after a checklist and training were introduced, but the report does not isolate their effects.” The answer preserves the observed change and the unresolved cause.
6. Necessary but not sufficient by itself. Everyone needs a form, but entry also requires space.
7. “Every session started late.” One on-time session refutes that universal statement. Most may still have started late.
8. “The visit is contingent on approval from the organiser.” The natural pattern names the condition after on.
9. “The project received $420 in revenue and had a $70 surplus after $350 in expenditure.” The income total is not the amount left after costs.
10. Possible answer: “I have a reservation about the plan because the return transport is not arranged.” This names a verifiable gap rather than judging the person.
11. An academic transcript records study and results. An interview transcript records spoken words. The same headword has different senses in different contexts.
12. Possible answer: “Record the provenance of each date so readers can trace it to the original document or caption.” This gives the team a concrete source-checking action.

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Build an evidence-based revision notebook

Here, “evidence-based” means that your own examples show what you can and cannot yet do. It does not mean the pack has a diagnostic score that predicts an examination grade. Keep the notebook small enough to use regularly.

Use one page for one recurring error

Write an original sentence containing the error, a corrected version and the reason. For example: “Three sites confirm the date” becomes “Three sites repeat a date from one caption.” The reason is source dependence. Add a later example from another topic without looking at the correction. That transfer tells you more than copying the same repaired sentence five times.

Rotate three kinds of task

• Reading: Identify a claim, its source and any condition. Explain one word’s meaning in that specific sentence.
• Speaking: Give a brief update or recommendation. Ask someone to repeat the main point and the limitation they heard.
• Writing: Produce a concise paragraph that uses the information for a stated audience. Check facts before polishing vocabulary.

Work with a manageable cluster and revisit it after a gap. Mix previously secure words with uncertain ones so practice does not become recognition of a fixed order. Increase the task’s complexity only when the base sentence remains accurate. This is an adaptable routine, not a required daily workload.

Choose the next level of challenge

If you need support, use a supplied sentence frame and explain each part in everyday words. If you are ready to stretch, remove the frame and handle conflicting sources or changing conditions. A strong extension is to explain what extra evidence would change your conclusion.

When practising a full examination paper, follow its actual time, length and task instructions. Ask your teacher to identify the main source of lost credit. Vocabulary practice should respond to that feedback rather than compete with reading, planning, subject knowledge and accuracy.

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Frequently asked questions

Are all these words compulsory for IGCSE?

No. The pack selects useful words for school reading, discussion and further study. It includes stretch vocabulary as well as essential distinctions. The official subject syllabus defines the assessment, and it does not prescribe this independent list of 200 headwords.

Why include words about budgets and institutions?

Students meet public notices, reports, applications and practical decisions across subjects. Knowing revenue, mandate, obligation or eligibility helps them read those texts accurately. The examples teach language and reasoning; they are not advice about a particular financial product or legal situation.

Does a primary source always deserve more trust?

No. It is directly connected to the question or original material, but it can still contain mistakes, selective memories or limited observations. A careful secondary source may compare several originals. Judge the particular claim and the evidence, not only the source label.

How do I avoid sounding artificial?

Choose the word that makes the intended distinction clear. “The visit depends on approval” may be better than “The visit is contingent on approval” for some audiences. You should understand both and select the register that serves the message.

Can I use the models as my own assessed work?

Use them to study decisions and then create a response to a different task. Follow your school’s rules for acknowledging assistance and sources. A model is most useful when you can explain why it works and transfer that reasoning independently.

What is the best final check before submitting an answer?

Ask whether it answers the actual question, preserves the source’s meaning and limits, and uses accurate grammar and references. Then check spelling and punctuation. An elegant sentence that changes the evidence is still an inaccurate answer.

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Sources and companion reading

The word selection, meanings, sentences, passages and activities are independent eduKate teaching material. The sources below support the examination context and specific learning guidance; they do not prescribe this 200-word sequence or guarantee an outcome.

• Cambridge IGCSE First Language English 0500 syllabus, 2027–2029 — Official assessment route and revised Paper 1 structure.
• Cambridge 0500 specimen Paper 1, from 2027 — Official task instructions for the specified examination version.
• Cambridge: the difference between 0510 and 0511 — Why a different English course needs its own assessment information.
• International Vocabulary of Metrology: measurement precision — Specialised precision sense and distinction from measurement accuracy.
• Penn State STAT 200: collecting data — Confounding variables relate to both explanatory and outcome variables.
• Cambridge Assessment: what is validity in assessment? — Validity relates evidence to the interpretation and use of assessment results.
• eduKate Fencing Method for Vocabulary — Teaching approach used in original sentence-expansion and transfer exercises.

For extended composition and essay practice, continue with the Year 11 Words for Essay Writing guide. For the broader collection that inspired this format, see 200 vocabulary words for a 12-year-old.

Explore the Years 1–13 Essential Word Packs

For all 26 vocabulary guides, help choosing a level and a practical study routine, open the Years 1–13 Vocabulary Study Guide.

Choose the closest learning stage, then adapt the pace to the learner. Years 1–9 build foundations, Years 10–11 support the usual IGCSE stage, and Years 12–13 continue into pre-university learning. School structures differ.

• Year 1 Essential Word Pack
• Year 2 Essential Word Pack
• Year 3 Essential Word Pack
• Year 4 Essential Word Pack
• Year 5 Essential Word Pack
• Year 6 Essential Word Pack
• Year 7 Essential Word Pack
• Year 8 Essential Word Pack
• Year 9 Essential Word Pack
• Year 10 Essential Word Pack
• Year 11: this Essential Word Pack
• Year 12 Essential Word Pack
• Year 13 Essential Word Pack

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