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doubtful

adjective
 
 
/ˈdaʊt.fəl/

Definition

B2 If you are doubtful about something, you are uncertain about it: The teacher is doubtful about having parents working as classroom assistants.Doubt and ambivalenceHesitating B2 If a situation is doubtful, it is unlikely to happen or to be successful: It is doubtful whether/if they ever reached the summit before they died. It was doubtful that the money would ever be found again.UncertaintyHesitatingAchievable doubtfully
 
 
/-i/ adverb
"Are you telling me the truth?" he asked doubtfully.Doubt and ambivalenceHesitating
(Definition of doubtful adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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