dubious Synonyms

doubtful unsettled uncertain equivocal suspect dubitable suspicious iffy untrustworthy unclear doubting unreliable unconvincing problematic mistrustful shady fishy ambiguous skeptical questionable unreputable vacillating unlikely unsound vacillant undecided wary undetermined vague valetudinary yin unforeseeable underhanded storied spurious unassured slippy sketchy shifty shaky risky sub judice suspected uncredible unconceivable unbelieving sceptical trustless tottery tenuous