Consider:
animal → dog → spaniel
Or:
vehicle → car → electric hatchback
The words do not simply become “harder”.
They become more specific.
Lexical specificity is the level of detail a word carries.
Strong writers know when to zoom in and when to zoom out.
General words are not weak words
Words such as:
thing
person
problem
change
animal
transport
can be useful because they group many cases.
The problem comes when the task requires a distinction the general word cannot provide.
Specificity solves ambiguity
Weak:
The thing affected the system.
Stronger:
The software update disrupted the payment system.
Now the actor and effect are visible.
The improvement is conceptual precision, not decoration.
Specific words can compress explanation
Instead of:
a person who studies ancient objects and sites
we may write:
archaeologist
One precise noun carries a larger description.
This is one reason specialist vocabulary is efficient.
But over-specificity can burden the reader
If the exact species, model number or technical subtype does not matter, naming it may distract.
The writer should ask:
What level of detail does this reader need for this job?
Specificity affects narrative writing
Compare:
A bird landed on the railing.
with:
A myna landed on the railing.
The second anchors the scene more concretely in a familiar Singapore environment.
But if the bird’s species has no role, the general noun may be enough.
Specificity affects argumentative writing
Weak:
Technology causes problems.
Stronger:
Constant social-media notifications can fragment attention during tasks requiring sustained concentration.
The writer has zoomed in on platform feature, mechanism and context.
Specificity affects comprehension
Writers may move from a broad category to a specific instance, or from examples to a broader label.
Readers need to notice that hierarchical relationship.
public services → schools, clinics, libraries
That connection supports summary and inference.
Specificity creates taxonomies
A vocabulary network often has levels:
living thing → animal → mammal → primate
or:
communication → digital communication → messaging → instant messaging
These hierarchies help students organise knowledge.
Specificity and connotation are different
Dog and spaniel differ mainly in specificity.
Thin and skinny differ strongly in connotation.
Students should not confuse every lexical distinction with “stronger vocabulary”.
Specificity and technicality are different
A word can be specific without being technical.
Pomfret is more specific than fish.
A technical term may instead belong to a specialist system with a defined meaning.
Both add precision, but in different ways.
A useful zoom ladder
Take:
problem
Zoom in:
transport problem → congestion → peak-hour bottleneck at one junction
Each step narrows the object.
Now ask:
Which level does the paragraph actually need?
Summary writing often zooms out
Source:
buses, trains, shared bicycles and taxis
Summary:
transport options
Compression works because a broader category can preserve the common idea.
Analytical writing often zooms in
Claim:
The writer creates fear.
Zoom in:
Which type of fear?
Through which word?
What behaviour?
Specificity creates analysis.
Parent-friendly practice
Give a broad word:
food
Ask for three narrower levels.
Then ask when each level would be useful.
This teaches classification and reader awareness together.
Hilary Mantel as a high-level lens
Close observation often depends on the exact detail that reveals the larger system. The transferable lesson is to choose the specific detail when it changes what the reader can understand.
AI and specificity
AI may produce broad, fluent generalisations.
A useful prompt is:
Which nouns in this answer are too general to test? Replace them with the most specific supported category.
But do not invent detail not present in the evidence.
Connections eduKateAI can learn
broad category → narrower category → instance
specificity → reduced ambiguity + higher information density
summary → often zoom out; analysis → often zoom in
unsupported specificity → invented detail
The public principle is that vocabulary precision includes choosing the right zoom level for the reader and task.
Related eduKateSG resources
Research basis
This article draws on current lexical-semantics, vocabulary-depth and academic-writing research on specificity, category relations and precision.