CEFR C2

unsubstantiated

adjective

Meaning

Lacking evidence or proof to support the truth of a claim, rumor, or allegation.

Examples

The police dismissed the anonymous tip as an unsubstantiated rumor.
He faced several unsubstantiated accusations regarding his conduct during the project.

Synonyms: unproven, unconfirmed, baseless, unfounded

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unsubstantiated (C2)

adjective

Pronunciation: /ˌʌnsəbˈstænʃieɪtɪd/

Definition

Lacking evidence or proof to support the truth of a claim, rumor, or allegation.

Examples

The police dismissed the anonymous tip as an unsubstantiated rumor.
He faced several unsubstantiated accusations regarding his conduct during the project.
Scientists warned that the health benefits of the new supplement remain largely unsubstantiated.

Synonyms of unsubstantiated

Words with a similar meaning to unsubstantiated:

Antonyms of unsubstantiated

Words with the opposite meaning to unsubstantiated:

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