Synonyms of questionable

1 Syllable

lewd, queer, moot

2 Syllables

vague, queerer, vaguest, queerest, occult, iffy, lewdest, vaguer, dubious, clouded, tenuous, shady, muzzy, suspect, mooter, muzzier, cryptic, fishy, scurvy

3 Syllables

stochastic, unsettled, arguable, unproven, obscure, suspicious, alleged, foul-mouthed, unvirtuous, ill-famed, fallible, mysterious, ambiguous, infamous, contingent, suspected, doubtable, notorious, fly-by-night, uncertain

4 Syllables

untrustworthy, unconvincing, unreliable, debateable, debatable, oracular, problematic, disputable, dubitable, unconfirmed, incredible, refutable, unscrupulous, apocryphal, controversial, unsupported, multivocal, polysemous, improbable, inexplicit, enigmatic, undefined, equivocal, contestable, unlikely, provisional, unconscientious

5 Syllables

hypothetical, controvertible, paradoxical, problematical, hundred-to-one, indefinite, unbelievable, indecisive, exploitative

6 Syllables

indeterminate