not be in someone's vocabulary

vocabulary | American Dictionary

vocabulary
noun[ C/U ]
us/voʊˈkæb·jəˌler·i/
English
all the words used by a particular person, or all the words that exist in a particular language or subject:
[ C ]Reading helps to improve your vocabulary.

Examples of vocabulary

vocabulary
Focusing on some two thousand dialect expressions, it traces cultural and historical forces that have shaped speech regions and given them their characteristic vocabularies.
The character of children's vocabularies cannot be predicted solely on the basis of the words they hear and the concepts they possess.
The relative weakness of children's vocabularies may prevent them from using their lexical knowledge to help them interpret partially masked speech.
Each draws on overlapping vocabularies of contract, invested with distinct sets of meanings, as the analysis of the flexibility discourses was designed to explore.
The two contexts may use different vocabularies, and the treatment of the object may be easier in one context than in another.
The basic idea behind these approaches is to represent a case at multiple levels of detail, possibly using multiple vocabularies.
There was also variation in the closed-class scores for children with vocabularies under 400 words.
Given that one-year-olds have vowel-initial words in their vocabularies, it seems likely that such words, though difficult to segment, can in fact be segmented.
Finally, it examines the role of frequency in the development of comprehension vocabularies as well as production vocabularies.
If underestimation is specific to object names, the extent to which nouns predominate in infants' early vocabularies might be understated.
The words children learn: evidence against a noun bias in early vocabularies.
There is a noticeable difference between simply reconstructing vocabularies and teasing history out of them, however.
Different societies have different color vocabularies, but that does not make the fact that the cloth in front me is magenta into an institutional fact.
A concerted attempt to reconstruct the vocabularies of languages in prehistory has been underway for decades.
Such strategies should also enable students to enrich their vocabularies over time, especially in the case of synonymy and paraphrase anaphors.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocations withvocabulary

vocabulary

These are words often used in combination with vocabulary.

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basic vocabulary
For all eight bilingual subgroups, the basic reading score greatly exceeded the basicvocabulary score.
common vocabulary
They had not even tried to agree a commonvocabulary in which to talk about language.
controlled vocabulary
Terms constitute a controlled vocabulary with explicit definitions.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
See all collocations with vocabulary