in doubt

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clouded adj.
dubitable adj.
problematical adj.
suspicious adj.
unanswered adj.

ADJECTIVE

clouded

Synonyms

STRONG

concerned troubled

WEAK

borderline chancy dubious dubitable equivocal in question inconclusive indecisive indeterminate questionable uncertain unclear unknown unsure vague

Antonyms

STRONG

untroubled

ADJECTIVE

dubitable

Synonyms

WEAK

borderline chancy clouded doubtable dubious equivocal iffy in question inconclusive indecisive indeterminate questionable shady suspicious uncertain unclear unsure

ADJECTIVE

problematical

Synonyms

WEAK

at issue borderline chancy clear as dishwater clouded cryptic doubtful dubious dubitable enigmatic enigmatical equivocal in question inconclusive indecisive indefinite indeterminate inexplicit muddy obscure opaque problematic puzzling questionable tenebrous uncertain unclear unintelligible unsure vague

ADJECTIVE

suspicious

Synonyms

STRONGEST

apprehensive careful cautious doubtful incredulous jealous leery mistrustful skeptical wary watchful

WEAK

cagey green-eyed not born yesterday on the lookout questioning quizzical suspect suspecting unbelieving uptight without belief without faith wondering

Antonyms

STRONGEST

believing careless certain confident convinced heedless inattentive incautious rash sure thoughtless trusting uncareful undoubting

WEAK

believable indubious innocent palpable trustworthy trusty undoubted unquestionable

ADJECTIVE

unanswered

Synonyms

STRONGEST

debatable moot unchallenged undecided undetermined unnoticed unsettled

WEAK

disputed open uncertain unquestioned unrefuted up in the air

Antonyms

STRONGEST

certain decided definite determined settled sure undoubted

WEAK

answered mutual reciprocated requited responded to returned shared

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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in doubt

If in doubt about stairs, older people should wait for a friend or family member, but it’s also easier to lecture people after the fact.

From MarketWatch ● Oct. 5, 2026

"When in doubt, ask Biao Xiang," has become a saying, according to Chinese media.

From BBC ● Sep. 26, 2026

We know from the front cover of “First Light” that Ms. Brauer is “the first American woman to race a sailboat solo and nonstop around the globe,” so her survival is never in doubt.

From The Wall Street Journal ● Sep. 24, 2026

Receiver Jordan Whittington’s status also was in doubt because of a quadriceps injury that made him inactive against the Giants.

From Los Angeles Times ● Sep. 22, 2026

How could this have even been in doubt?

From "Farewell to Manzanar" by Jeanne Houston

in doubt

Example Sentences

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