dictionary.pt
doubtful
adjectivemasculine/femininegeneral usecommon/duviˈdozu/du·vi·do·so
Definition
1Causing or arousing doubt; uncertain, questionable.
Usage examples
“The origin of the money is quite doubtful.”
“The study's results are doubtful.”
Synonyms
Antonyms
Common combinations
doubtful characterdoubtful origindoubtful ethics