Synonyms & Antonyms of corroborate

1 to give evidence or testimony to the truth or factualness of
  • the witnesses corroborated the policeman's testimony

Synonyms for corroborate

Words Related to corroborate

Near Antonyms for corroborate

Antonyms for corroborate

2 to provide evidence or information for (as a claim or idea)
  • my personal experience does not corroborate your faith in the essential goodness of people

Synonyms for corroborate

Words Related to corroborate

Near Antonyms for corroborate

See the Dictionary Definition 

Frequently Asked Questions About corroborate

How does the verb corroborate contrast with its synonyms?

Some common synonyms of corroborate are authenticate, confirm, substantiate, validate, and verify. While all these words mean "to attest to the truth or validity of something," corroborate suggests the strengthening of what is already partly established.

witnesses corroborated his story

When is it sensible to use authenticate instead of corroborate?

Although the words authenticate and corroborate have much in common, authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

handwriting experts authenticated the diaries

Where would confirm be a reasonable alternative to corroborate?

The synonyms confirm and corroborate are sometimes interchangeable, but confirm implies the removing of doubts by an authoritative statement or indisputable fact.

confirmed the reports

When is substantiate a more appropriate choice than corroborate?

The meanings of substantiate and corroborate largely overlap; however, substantiate implies the offering of evidence that sustains the contention.

the claims have yet to be substantiated

In what contexts can validate take the place of corroborate?

While in some cases nearly identical to corroborate, validate implies establishing validity by authoritative affirmation or by factual proof.

validated the hypothesis by experiments

When could verify be used to replace corroborate?

In some situations, the words verify and corroborate are roughly equivalent. However, verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.

all statements of fact in the article have been verified

Keep scrolling for more

Learn More about corroborate

Time Traveler for corroborate

Time Traveler

The first known use of corroborate was in 1529

See more words from the same year

Cite this Entry

“Corroborate.” Thesaurus, Merriam-Webster, Accessed 5 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More from Merriam-Webster on corroborate

Dictionary: Definition of corroborate

Nglish: Translation of corroborate for Spanish Speakers

Britannica English: Translation of corroborate for Arabic Speakers

Comments on corroborate

What made you want to look up corroborate? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Who Knew?

Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!