Synonym Chooser

How does the verb confirm contrast with its synonyms?

Some common synonyms of confirm are authenticate, corroborate, substantiate, validate, and verify. While all these words mean "to attest to the truth or validity of something," confirm implies the removing of doubts by an authoritative statement or indisputable fact.

confirmed the reports

When is authenticate a more appropriate choice than confirm?

While the synonyms authenticate and confirm are close in meaning, authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

handwriting experts authenticated the diaries

When is it sensible to use corroborate instead of confirm?

While in some cases nearly identical to confirm, corroborate suggests the strengthening of what is already partly established.

witnesses corroborated his story

When could substantiate be used to replace confirm?

The synonyms substantiate and confirm are sometimes interchangeable, but 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 confirm?

The meanings of validate and confirm largely overlap; however, validate implies establishing validity by authoritative affirmation or by factual proof.

validated the hypothesis by experiments

When would verify be a good substitute for confirm?

In some situations, the words verify and confirm 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

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of confirm Several years later, the Irish physicist John Tyndall independently confirmed her results, and found that ozone and water vapor also trap heat. Yasemin Saplakoglu, Quanta Magazine, 15 Sep. 2025 Hannah Einbinder, who won Outstanding Supporting Actress in a Comedy for her role as the put-upon Gen-Z writer Ava Daniels, confirmed the news on the 2025 Emmy Awards red carpet. Nicholas Quah, Vulture, 15 Sep. 2025 Tests confirmed the boron nitride sensors could detect subtle changes in the magnetic field of a two-dimensional magnet. Neetika Walter, Interesting Engineering, 15 Sep. 2025 DeMelo was attended to on the field before being taken to a nearby hospital, the National Women’s Soccer League confirmed in a post on X (formerly known as Twitter) on Sunday. Gabrielle Rockson, PEOPLE, 15 Sep. 2025 See All Example Sentences for confirm
Recent Examples of Synonyms for confirm
Verb
  • As part of the project’s zoning approval process, Robinson submitted two letters to Clark County (Nevada) officials intended to verify its financing, both of which are still publicly available on the county’s website.
    Daniel Libit, Sportico.com, 18 Sep. 2025
  • Yet tech companies now also have to contend with a wave of legislation in the United Kingdom, parts of the United States, and elsewhere that compel internet companies to directly verify the ages of their users.
    Matteo Wong, The Atlantic, 18 Sep. 2025
Verb
  • The United States has approved the potential sale of F-16 fighter jets to Peru to support the South American country's counternarcotics and counterterrorism operations.
    Ryan Chan, MSNBC Newsweek, 17 Sep. 2025
  • Despite being used frequently in cosmetics, Crodafos CES had to first be tested and approved by the FDA to make it onto the Inactive Ingredient Database.
    Megan McIntyre, Allure, 16 Sep. 2025
Verb
  • Penske’s complaint argues that practice isn’t a fair exchange and has caused significant financial harm, with the company’s affiliate revenue falling by more than a third (as a result of Google’s AI Overviews co-opting traffic that might have otherwise gone to Penske outlets).
    Andy Meek, Forbes.com, 15 Sep. 2025
  • Critics and rights groups argued that both the ban and the bill function as tools for censorship, threatening freedom of expression, press freedom and fundamental rights.
    Nir Kshetri, The Conversation, 14 Sep. 2025
Verb
  • If ratified, the deal also implements minimum headcounts at the workplaces and promises new work.
    Liam Rappleye, Freep.com, 15 Sep. 2025
  • Paul Barber, chief executive and deputy chairman, has conducted an overview of key areas for the past 18 months, which was ratified by the board at the summer annual general meeting.
    Andy Naylor, New York Times, 14 Sep. 2025
Verb
  • Once those standards are finalized, homeowners should be provided appropriate incentives to make the necessary investments.
    Patrick Wolff, Oc Register, 16 Sep. 2025
  • Although nothing has been finalized yet, a FrontOfficeSports report from late July shed light on a meeting James and Carter had with Nikola Jokic's agent in Saint-Tropez regarding the new endeavor.
    Evan Bell, MSNBC Newsweek, 16 Sep. 2025
Verb
  • The bid was accepted by the club, but ultimately fell through.
    Daniel Libit, Sportico.com, 18 Sep. 2025
  • This could be relevant to ongoing efforts to determine whether sensory experiences during breastfeeding can influence how readily infants accept new foods upon weaning, and perhaps even their later food preferences.
    ArsTechnica, ArsTechnica, 18 Sep. 2025

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Cite this Entry

“Confirm.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/confirm. Accessed 20 Sep. 2025.

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