Thesaurus

questionable

adjective

Synonyms and Antonyms of questionable

  1. 1 giving good reason for being doubted, questioned, or challenged the runner's unexpected first-place finish is questionable, so a drug test has been ordered Synonyms of questionable debatable, disputable, dodgy [chiefly British], doubtable, dubious, dubitable, equivocal, fishy, problematic (also problematical), queer, doubtful, shady, shaky, suspect, suspiciousWords Related to questionable alleged, so-called, supposed; moot; ambiguous, open, unclear; uncertain, undecided, undetermined; far-fetched, flimsy, improbable, unlikely, weakNear Antonyms of questionable decisive, definitive; clear, obvious, open-and-shut, positiveAntonyms of questionable certain, hands-down, incontestable, indisputable, indubitable, questionless, sure, undeniable, undoubted, unproblematic, unquestionable

  2. 2 not likely to be true or to occur it's questionable that he will show up tonight considering all the bad weather we're having Synonyms of questionable doubtful, dubious, far-fetched, flimsy, improbable, unapt, unlikelyWords Related to questionable implausible, impossible, inconceivable, incredible, unbelievable, unimaginable, unthinkable; absurd, bizarre, crazy, fantastic (also fantastical), foolish, insane, nonsensical, odd, outlandish, preposterous, ridiculous, unreal, wild; outside, remote, slightNear Antonyms of questionable believable, conceivable, credible, earthly, imaginable, plausible; possible, potential; liableAntonyms of questionable likely, probable

  3. 3 open to question or dispute whether it will rain today or not is questionable Synonyms of questionable arguable, controvertible, disputable, doubtable, doubtful, issuable, moot, negotiable, debatableWords Related to questionable contradictable, refutable; controversial, debated, disputed; dubious, iffy, inconclusive, indecisive, problematic (also problematical), shaky, uncertain; academic (also academical), hypothetical, speculative, theoretical (also theoretic); ambiguous, equivocalNear Antonyms of questionable irrefutable; definite; unambiguous, unequivocal; absolute, clear, conclusive, decisive; uncontested, undisputedAntonyms of questionable accomplished, certain, hands-down, inarguable, incontestable, incontrovertible, indisputable, indubitable, irrefragable, positive, questionless, settled, sure, unanswerable, unarguable, unchallengeable, undebatable, undeniable, unquestionable

Synonym Discussion of questionable

doubtful, dubious, problematic, questionable mean not affording assurance of the worth, soundness, or certainty of something. doubtful implies little more than a lack of conviction or certainty.
    • doubtful about whether I said the right thing
dubious stresses suspicion, mistrust, or hesitation.
    • dubious about the practicality of the scheme
problematic applies especially to things whose existence, meaning, fulfillment, or realization is highly uncertain.
    • whether the project will ever be finished is problematic
questionable may imply no more than the existence of doubt but usually suggests that the suspicions are well-grounded.
    • a man of questionable honesty


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