Definitions
1.AdjectiveSubject to, or causing doubt.
2.AdjectiveExperiencing or showing doubt, skeptical.
3.AdjectiveUndecided or of uncertain outcome.
4.AdjectiveFearsome, dreadful.
5.AdjectiveImprobable or unlikely.
6.AdjectiveSuspicious, or of dubious character.
7.AdjectiveUnclear or unreliable.
8.NounA doubtful person or thing.