Find Synonyms

must Synonyms

Another word for must

Choosing another word for must depends on context, so the 26 synonyms and similar words below are separated across 7 exact definitions and ranked by match strength.
JUMP TO:

• verb (Context 1)

To be obliged, required, or compelled to do something (used as a modal auxiliary).

Usage Example

"All passengers have to present a valid passport before boarding the international flight."

Strongest
have to
need to
Strong
shall
should
ought to

• verb (Context 2)

To be strongly advised, urged, or recommended to do something (used as a modal auxiliary).

Usage Example

"You have to visit the botanical gardens when you are in town this spring."

Strongest
have to
should
Strong
ought to
need to

• verb (Context 3)

To be logically certain, highly probable, or inevitably true based on available evidence (used as a modal auxiliary).

Usage Example

"You have to be exhausted after driving through the night."

Strongest
have to
Strong
should
ought to

• noun (Context 4)

Something that should not be overlooked or missed; an absolute necessity or essential requirement.

Usage Example

"Comfortable walking shoes are a necessity when touring the ancient ruins."

Strongest
necessity
essential
requirement
requisite
must-have
Strong
prerequisite
imperative
sine qua non
obligation
priority

• noun (Context 5)

Freshly pressed fruit juice, particularly grape juice containing the skins, seeds, and stems, before or during fermentation into wine.

Usage Example

"The winemaker monitored the temperature of the fermenting grape stum in the vats."

Strong
stum

• noun (Context 6)

Dampness, mold, or a stale, moldy smell or taste.

Usage Example

"A faint scent of mustiness lingered in the unopened cellar."

Strongest
mustiness
moldiness
mold
mildew
Strong
fustiness
staleness
dampness
dankness

• noun (Context 7)

A periodic condition in bull elephants and certain other large mammals, characterized by highly aggressive behavior and a surge in reproductive hormones (also spelled musth).

Usage Example

"Rangers kept a safe distance from the bull elephant while he was in musth."

Strongest
musth
Strong
rut

Opposites of must

The opposite of must shifts depending on context. Common opposites include:

can't
nonessential
cannot
mustn't
freshness
luxury
needn't
shouldn't
See all opposites of must

Cite this Entry


Wordmom. (2026). Synonyms for Must. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/must
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