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Definition of doubtfully

doubtfully

/ˈdaʊt.fəl.i/
doubt · ful · ly
Adjective:doubtful
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doubtfully Lexical Profile

doubtfully Game Scores & Validity

• adverb

1

In a manner showing uncertainty, skepticism, or lack of conviction.

Example

"She looked at the rickety wooden bridge doubtfully before taking a cautious step forward."

2

In an ambiguous, questionable, or improbable way; with an uncertain outcome.

Example

"Doubtfully, the underfunded project will manage to meet its ambitious summer deadline."

Synonyms
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Antonyms
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• Nearby Words

doubtable
doubter
doubtful
doubtfully
doubtfulness
doubtless
doubtlessly

Word Origin & Etymology

Formed in Middle English from the adjective 'doubtful' plus the adverbial suffix '-ly'. The root 'doubt' comes from Old French 'douter', which traces back to the Latin verb 'dubitare' (to waver in opinion or hesitate), related to 'duo' (two).

Cite this Entry

Wordmom. (2026). Definition of Doubtfully. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/doubtfully
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