| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | doubtful, uncertain |
| Synonyms: | ambiguous, apocryphal, arguable, contingent, controversial, controvertible, cryptic, debatable, disputable, dubious, dubitable, enigmatic, equivocal, fishy, hard to believe, hypothetical, iffy, indecisive, indefinite, indeterminate, moot, mysterious, obscure, occult, open to doubt, open to question, oracular, paradoxical, problematic, problematical, provisional, shady, suspect, suspicious, unconfirmed, undefined, under advisement, under examination, unproven, unreliable, unsettled, vague |
| Notes: | questionable means open to doubt, disagreement, or challenge - or of dubious morality, honesty, or respectability; questioning (adjective) means showing curiosity or inquiring about - or (noun) an inquiry or interrogation |
| Antonyms: | certain, definite, indisputable, proven, sure, undoubted, unquestionable |