Suspicious synonyms such as dark, apprehensive, corrupt, and criminal. Suspicious is an adjective, and its antonyms are trustful and trusting. Additionally, here are 43 synonyms, related words, and verbs for suspicious.
apprehensive, chary, cynical, disbelieving, distrustful, doubtful, dubious, having reservations, iffy, jaundiced, mistrustful, sceptical, unsure, and wary.
corrupt, criminal, dark, dishonest, dishonest-looking, disreputable, dodgy, doubtful, dubious, fishy, funny, funny-looking, guilty-looking, irregular, murky, mysterious, not quite right, odd, queer, questionable, shady, shifty, slippery, strange, strange-looking, suspect, under suspicion, and unsavoury.