attest

1
as in to certify
to declare (something) to be true or genuine the appraiser attests that the lamp is indeed an original Tiffany

Synonyms & Similar Words

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2
as in to testify
to make a solemn declaration under oath for the purpose of establishing a fact an eyewitness who will attest to my innocence

Synonyms & Similar Words

3

Synonym Chooser

How does the verb attest contrast with its synonyms?

Some common synonyms of attest are certify, vouch, and witness. While all these words mean "to testify to the truth or genuineness of something," attest applies to oral or written testimony usually from experts or witnesses.

attested to the authenticity of the document

When would certify be a good substitute for attest?

The words certify and attest can be used in similar contexts, but certify usually applies to a written statement, especially one carrying a signature or seal.

certified that the candidate had met all requirements

When could vouch be used to replace attest?

The meanings of vouch and attest largely overlap; however, vouch applies to one who testifies as a competent authority or a reliable person.

willing to vouch for her integrity

When is witness a more appropriate choice than attest?

Although the words witness and attest have much in common, witness applies to the subscribing of one's own name to a document as evidence of its genuineness.

witnessed the signing of the will

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 attest As our mattress reviewers can attest, the free white-glove delivery process is smooth and won’t leave you lugging a compressed mattress up the stairs. Yelena Moroz Alpert, Architectural Digest, 3 July 2025 As many of us can attest to, that summer beauty bag can mean your travel kit or your day-to-day purse selects. Cierra Black, Essence, 2 July 2025 Without space for analytical dissent and the presentation of unvarnished views, leaders can receive and act on faulty intelligence, as the hapless Naryshkin could attest. David V. Gioe, Foreign Affairs, 2 July 2025 But there’s another reason for it: the handwritten paragraph also begins a paper trail, attesting to voice and style, that a teaching assistant can consult if a suspicious paper is submitted. Hua Hsu, New Yorker, 30 June 2025 See All Example Sentences for attest
Recent Examples of Synonyms for attest
Verb
  • Is the clinic internationally accredited or certified?
    Matthew Kayser, USA Today, 18 July 2025
  • Benefits of being certified include verification of GHG emissions and carbon sequestration claims, data analytics, benchmarking and advisory services, and use of the Regenagri trust mark for public claims.
    Angela Velasquez, Sourcing Journal, 18 July 2025
Verb
  • Martin Ritchey testified in favor of HB 3022 when it was proposed in 2019.
    Bayliss Wagner, Austin American Statesman, 25 July 2025
  • Per the New York Times, Huang engaged in months of lobbying for the policy change, meeting with Trump, testifying before Congress, and working closely with White House allies like AI adviser David Sacks.
    Beatrice Nolan, Fortune, 25 July 2025
Verb
  • His accusation couldn’t be verified in public records.
    The Marshall Project, The Orlando Sentinel, 15 July 2025
  • Texas Attorney General Ken Paxton issued a statement emphasizing the importance of verifying contact information, including phone numbers and websites, before making any donations, warning that scam artists are using sophisticated methods to manipulate caller ID and other identifying details.
    Hollie Silverman, MSNBC Newsweek, 14 July 2025
Verb
  • Although named in the court documents, no person or company listed is guaranteed to be called to the witness stand if the case makes it to trial.
    DeMicia Inman, VIBE.com, 15 July 2025
  • The deal included $90 million guaranteed and a $13.75 million signing bonus, according to the NFL Network.
    Ryan Gaydos, FOXNews.com, 15 July 2025
Verb
  • Trump also polled the members of Congress present about firing Powell and received a positive response, Reuters later confirmed.
    Zachary Folk, Forbes.com, 16 July 2025
  • Camila Cabello has new management, as the the pop star has signed on with Full Stop Management, a source familiar with the matter confirms to The Hollywood Reporter.
    Ethan Millman, HollywoodReporter, 15 July 2025
Verb
  • In the interview, Snyder affirmed the company’s plans to pull out of its Irvine headquarters and relocate to Baldwin Park, which were announced last winter.
    Fielding Buck, Oc Register, 21 July 2025
  • Opening Minds Others are curating spaces that are culturally affirming and educational.
    Juan J. Arroyo, Rolling Stone, 11 July 2025
Verb
  • But Trump has questioned the strategic relationship, arguing that Tokyo takes advantage of Washington on trade while Americans pay to defend Japan under a long-standing security agreement.
    Shane Croucher, MSNBC Newsweek, 21 July 2025
  • The Southern Christian Leadership Conference, which King co-founded in 1957, opposed the release, arguing that the FBI illegally surveilled King and other civil rights figures.
    Nik Popli, Time, 21 July 2025
Verb
  • To witness Fanny working was perhaps the greatest editorial privilege of my life.
    Ezra Fox July 14, Literary Hub, 14 July 2025
  • Since 2014, India has witnessed a significant political transformation with the rise of Prime Minister Narendra Modi, and his emphasis on muscular nationalism and Hindu majoritarianism.
    Sam Dalrymple, Time, 14 July 2025

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Cite this Entry

“Attest.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/attest. Accessed 29 Jul. 2025.

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