testify (to)

as in to guarantee
to declare (something) to be true or genuine that auction house will always testify to a painting's authenticity

Synonyms & Similar Words

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Example Sentences

Recent Examples of Synonyms for testify (to)
Verb
  • Trump is exerting significant pressure on holdouts to fall in line, but passage in the lower chamber is not guaranteed.
    Morgan Chalfant, semafor.com, 1 July 2025
  • The contract is not fully guaranteed; however, Wilson — the Nets’ second-round pick in the 2023 NBA Draft — is a rotation player and considered part of the team’s future as its rebuild continues.
    Gary Bedore, Kansas City Star, 1 July 2025
Verb
  • The most basic postnatal vitamins cost about $15 or less, but these vitamins are usually not organically certified.
    BestReviews, Mercury News, 25 June 2025
  • No duvet cover needed here, but if you’re tempted, Brooklinen has some great options for those too (all Oeko-Tex certified).
    Julia Harrison, Architectural Digest, 25 June 2025
Verb
  • The resolution, sponsored by Democratic Sen. Tim Kaine of Virginia, aimed to affirm that Trump should seek authorization from Congress before launching more military action against Iran.
    Joey Cappelletti, Los Angeles Times, 28 June 2025
  • Since January 2025, the American Civil Liberties Union (ACLU) has tracked nearly 600 anti-LGBTQ state legislative bills across the United States targeting transgender youth, restricting access to affirming services and limiting public expression of LGBTQ+ identities.
    Martie Bowser, Forbes.com, 27 June 2025
Verb
  • William Saller, a seasoned entrepreneur, can attest to that.
    Wyles Daniel, USA Today, 23 June 2025
  • Three times uprooted Nataliia Piven can attest to that.
    Howard LaFranchi, Christian Science Monitor, 20 June 2025
Verb
  • According to the outlet, the surfer had previously seen sharks at the beach and had even witnessed other people sustain shark bites.
    Gabrielle Rockson, People.com, 1 July 2025
  • Another driver who witnessed the crash even attempted to follow Gutierrez Silva, but the teen struck the witness’ vehicle and drove away, police said.
    Joseph Wilkinson, New York Daily News, 30 June 2025
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.

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Cite this Entry

“Testify (to).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/testify%20%28to%29. Accessed 8 Jul. 2025.

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