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Dictionary.com
Definitions

in question

ADJECTIVE
clouded
Synonyms
STRONG
concerned troubled
WEAK
borderline chancy dubious dubitable equivocal in doubt inconclusive indecisive indeterminate questionable uncertain unclear unknown unsure vague
Antonyms
STRONG
untroubled
ADJECTIVE
dubitable
Synonyms
WEAK
borderline chancy clouded doubtable dubious equivocal iffy in doubt inconclusive indecisive indeterminate questionable shady suspicious uncertain unclear unsure
ADJECTIVE
fallible
Synonyms
STRONGEST
faulty frail imperfect untrustworthy
WEAK
careless deceptive errable errant erring heedless human ignorant liable mortal questionable uncertain unreliable weak
Antonyms
STRONGEST
perfect strong
WEAK
certain correct definite infallible reliable sure unerring
ADJECTIVE
open
Synonyms
STRONG
moot unsettled
WEAK
ambiguous arguable controversial debatable doubtful dubious dubitable equivocal indecisive problematic questionable uncertain unresolved up for discussion up in the air yet to be decided
Antonyms
STRONG
decided definite
WEAK
ambiguous blocked certain closed deceitful deceptive dishonest fastened inaccessible locked lying obstructed shifty shut subjective sure unavailable unclear vague
ADJECTIVE
problematical
Synonyms
WEAK
at issue borderline chancy clear as dishwater clouded cryptic doubtful dubious dubitable enigmatic enigmatical equivocal in doubt inconclusive indecisive indefinite indeterminate inexplicit muddy obscure opaque problematic puzzling questionable tenebrous uncertain unclear unintelligible unsure vague

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.

Yet a full reopening of the Strait of Hormuz, which saw the passage of about 20% of the world’s seaborne oil before the war, remains in question.

From MarketWatch • Mar. 31, 2026

The “this” in question is the Market Integration and Supervision Package the commission published in December, a blockbuster recommending no less than 17 pieces of legislation.

From Barron's • Mar. 30, 2026

On Monday evening, he revealed that the "political platform" in question was the ADC, posting on social media: "New dawn. We are ADC."

From BBC • Mar. 30, 2026

The man in question, hiding in Germany, was William Tyndale.

From The Wall Street Journal • Mar. 26, 2026

"But that's a long way from being sure. I maybe wrong. All I can say is that if I'm right the person in question is a very cool customer—a very cool customer indeed."

From "And Then There Were None" by Agatha Christie

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.