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doubtful
01
(of a person) uncertain or hesitant about something
Examples
He appeared doubtful about the reliability of the information he received.
She seemed doubtful about the decision, unsure if it was the right choice.
02
improbable or unlikely to happen or be the case
Examples
Given the poor weather conditions, it 's doubtful that the outdoor concert will take place as scheduled.
With no concrete evidence, it is doubtful that the jury will convict the defendant.
03
not clearly known or proven
Examples
The results of the experiment are doubtful due to inconsistent data.
The source of the information is doubtful and requires further verification.
Lexical Tree
doubtfully
doubtfulness
doubtful
doubt
