What is another word for doubtful?
Pronunciation: [dˈa͡ʊtfə͡l] (IPA) 
Doubtful is a word that expresses uncertainty, skepticism, or hesitation. Synonyms for doubtful include uncertain, unsure, ambiguous, skeptical, suspicious, indecisive, tentative, and hesitant. These words suggest a lack of confidence or trust in a particular situation or person. When faced with uncertain circumstances or conflicting information, one may feel doubtful about the validity or reliability of the facts presented. Similarly, when unsure about a decision or action, one may feel hesitant or indecisive. In any case, it is important to remain vigilant and open-minded, considering all perspectives before making a final judgement.
