corroborate

[kuh-rob-uh-reyt, kuh-rob-er-it] / kəˈrɒb əˌreɪt, kəˈrɒb ər ɪt /

VERB

back up information, story

Synonyms

STRONGEST

authenticate confirm justify substantiate validate verify

STRONG

approve certify document endorse establish okay prove ratify strengthen support sustain

WEAK

bear out check on check out check up declare true double-check give nod rubber-stamp

Antonyms

STRONGEST

disprove invalidate veto

STRONG

contradict deny disagree disapprove discredit oppose refuse reject

WEAK

disallow disclaim refute

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Recent layoffs at Epic Games, the maker of “Fortnite,” corroborate Gallagher’s concerns.

From MarketWatch • May 23, 2026

Breadth indicators corroborate this oversold condition, supporting a bullish medium-to-long-term outlook.

From Barron's • Mar. 20, 2026

Federal prosecutors in Manhattan typically require cooperating witnesses to plead guilty to all the charges against them, corroborate the government’s allegations and admit to any other crimes they committed during their lifetime.

From The Wall Street Journal • Feb. 25, 2026

While there are ways to further corroborate one’s identity, some experts warn the bureaucratic burden may turn people off registering altogether due to complications — preventing citizens from being able to cast a ballot.

From Salon • Feb. 13, 2026

I spoke up on Eliza’s behalf to corroborate her feelings of isolation and the examples of unsupportive behavior from Mariel and Dagmara.

From "Proud" by Ibtihaj Muhammad

Vocabulary lists containing corroborate

The Crucible

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Grade 10, List 3

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100 SAT words Beginning with "C"

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