must

noun

Something that is mandatory, required or recommended.

The property of being stale or musty.

Something that exhibits the property of being stale or musty.

Fruit juice that will ferment or has fermented, usually from grapes.

Alternative spelling of musth. [(also attributive, uncountable) Chiefly preceded by in or on: the state each year during which a male animal (usually a camel or an elephant) exhibits increased aggressiveness and sexual activity due to a high level of testosterone; (countable) an instance of this.]

verb

To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence.

To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate.

Used to indicate that something is very likely, probable, or certain to be true.

(transitive) To make musty.

(intransitive) To become musty.

Synonyms for must

should ought needv requiredadj wantv necessaryadj havev moldinessn mustinessn requirementn necessityn

Synonyms & related words for must

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Words related to must

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Synonyms for must

Common synonyms for must include should, ought, need, required, want, necessary, have, moldiness — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.