Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

suspicious

adjective

Synonyms and Antonyms of suspicious

  1. 1 giving good reason for being doubted, questioned, or challenged <suspicious claims of being the rightful owner of the property> Synonyms debatable, disputable, dodgy [chiefly British], doubtable, dubious, dubitable, equivocal, fishy, problematic (also problematical), queer, questionable, shady, shaky, suspect, doubtfulRelated Words alleged, so-called, supposed; moot; ambiguous, open, unclear; uncertain, undecided, undetermined; far-fetched, flimsy, improbable, unlikely, weakNear Antonyms decisive, definitive; clear, obvious, open-and-shut, positiveAntonyms certain, hands-down, incontestable, indisputable, indubitable, questionless, sure, undeniable, undoubted, unproblematic, unquestionable

  2. 2 inclined to doubt or question claims <suspicious of any menu dish having a name she can't pronounce> Synonyms disbelieving, distrustful, doubting, incredulous, mistrustful, negativistic, questioning, show-me, suspecting, skeptical, unbelievingRelated Words paranoid (also paranoidal); critical, puzzled, quizzical; careful, cautious, guarded, gun-shy, leery (also leary), wary, watchful; cynical, experienced, knowing, sophisticated, worldly, worldly-wise; curious, inquiring, inquisitive, nosy (or nosey), snoopy; uncertain, unconvinced, undecided, undetermined, unsettled, unsure; hesitantNear Antonyms green, ingenuous, innocent, naive (or naïve), simple, simpleminded, unknowing, unsophisticated, unworldly, wide-eyed; certain, confident, positive, sure; callow, inexperienced, raw; childlike, idealistic, impractical; beguiled, deceived, duped, gulled, tricked; careless, heedless, unsuspecting, unsuspicious, unwaryAntonyms credulous, gullible (also gullable), trustful, trusting, uncritical, unquestioning

  3. 3 not feeling sure about the truth, wisdom, or trustworthiness of someone or something <you should be very suspicious of those telephone calls from people telling you that you're the winner of a contest you never entered> Synonyms distrustful, dubious, hinky [slang], mistrustful, skeptical, doubtful, trustless, uncertain, unconvinced, undecided, unsettled, unsureRelated Words ambivalent, conflicted, equivocal; diffident, insecure; halting, hesitant, indecisive, irresolute, vacillating, waveringNear Antonyms assured, confident, sanguine, self-assured; decisive, determined, resoluteAntonyms certain, convinced, positive, sure





Seen and Heard

What made you want to look up suspicious? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

in the capacity or character of

Get Word of the Day daily email!