suspicious

Synonyms: apprehensive cagey careful cautious doubtful green-eyed incredulous in doubt jealous leery mistrustful not born yesterday on the lookout questioning quizzical skeptical suspect suspecting unbelieving uptight wary watchful without belief without faith wondering

Antonyms: innocent trustworthy trusty

Synonyms: borderline debatable different disputable doubtable dubious equivocal farfetched funny irregular not kosher open open to doubt open to question out of line overt peculiar phony problematic queer questionable reaching rings untrue shady shaky suspect too much uncertain uncommon unsure unusual won’t wash

Antonyms: believable indubious palpable undoubted unquestionable