A child can score well on a vocabulary quiz and still use the same small set of familiar words in writing and speech. This is not necessarily a contradiction. Recognising a word, recalling its definition and deploying it accurately in a new sentence are different levels of control.

Signs of passive vocabulary

• The child recognises a word when reading but cannot retrieve it while writing.
• Definitions are memorised but example sentences sound unnatural.
• Advanced words appear only when a list is visible.
• The child repeatedly substitutes a familiar general word for a more precise known word.
• Collocations are weak: the word is technically relevant but paired with unnatural surrounding language.
• New vocabulary disappears from use after the weekly test.

Test retrieval without the list

Give a meaning, situation or sentence gap and ask the child to retrieve an appropriate word. If the target word is recognised only after being shown, it is not yet reliably available for production.

Teach the neighbourhood around the word

Words do not live as isolated dictionary entries. Learn common partners, grammatical patterns, register, connotation and nearby alternatives. A learner who knows that “mitigate” means reduce still needs to know what kinds of things are naturally mitigated and when a simpler word would be better.

Move through recognition, retrieval and use

First notice the word in meaningful reading. Then retrieve its meaning without looking. Next retrieve the word from a meaning or context. Finally use it for a genuine communicative purpose. Each stage removes a different support.

Use repeated encounters across contexts

One encounter rarely creates flexible control. Revisit useful vocabulary in reading, discussion, comprehension and writing. Change the context so the learner has to preserve the core meaning while adapting the word to a new situation.

Do not force impressive words into every sentence

Vocabulary growth is not a competition to maximise rarity. A precise ordinary word is better than an advanced word used inaccurately. Reward appropriateness, clarity and control. The goal is a larger usable repertoire, not decorative substitution.

Create reasons to retrieve

Ask the child to compare two characters, explain a scientific change, describe a mood, defend a judgement or rewrite an imprecise sentence. Meaningful jobs create retrieval opportunities that a definition list cannot.

Track transfer, not just test scores

After learning a set of words, look for appropriate independent use several weeks later. A vocabulary programme succeeds when language becomes available during reading, reasoning, speaking and writing—not merely when the original list can be reproduced.

When vocabulary difficulty is broad

Persistent difficulty understanding or using age-appropriate language across settings may deserve discussion with teachers and, where warranted, qualified language or learning professionals. Vocabulary performance alone cannot diagnose an underlying condition.

Knowing a vocabulary word is not one state. Ask whether the child can recognise it, retrieve it, understand its relationships and choose it independently when the situation actually calls for it.