testify (to)

verb

Definition of testify (to)next
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)
  1. guarantee
  2. certify
  3. affirm
  4. attest
  5. witness
Verb
  • Baking this mac and cheese on a sheet pan guarantees creamy centers and crispy edges in every bite.
    — Sarah Martens, Better Homes & Gardens, 4 July 2026
  • Having the gene does not guarantee a diagnosis later on, but compared to people with other APOE variants in their genome, the likelihood is significantly higher.
    — Rachel Raposas, PEOPLE, 4 July 2026
Definition of guarantee
Verb
  • There is also a referee program where teens as young as 14 can enroll and become certified, hoping teens from the neighborhood can collect their first paychecks on the pitch.
    — PJ Green July 11, Kansas City Star, 12 July 2026
  • The required procedures include first aid certification in the Heimlich maneuver and CPR, certified by the American Red Cross or other organizations approved by the Illinois Department of Financial and Professional Regulation.
    — Steve Sadin, Chicago Tribune, 10 July 2026
Definition of certify
Verb
  • The appeals court affirmed the HUPEPA dismissal and fee award, but remanded the Rule 11 issue.
    — Jay Adkisson, Forbes.com, 10 July 2026
  • One girl’s family left New Hampshire as new laws targeting transgender youth and limiting gender-affirming care took hold, underscoring the growing pressure on families seeking supportive environments.
    — Kathy McCormack, Los Angeles Times, 10 July 2026
Definition of affirm
Verb
  • Currently, voters in almost all states attest to their citizenship under penalty of perjury, but they are not required to provide proof.
    — Jen Fifield, ProPublica, 10 July 2026
  • The chatter was nonstop as the moms who brought food and took away trash could attest.
    — Donna Vickroy, Chicago Tribune, 9 July 2026
Definition of attest
Verb
  • Rodríguez Castro witnessed his grandfather sign the accord with the Obama administration.
    — Romina Ruiz-Goiriena, USA Today, 6 July 2026
  • Having witnessed centuries of religious warfare in Europe, when millions were killed for their beliefs, the framers took pains to make sure nothing like that would happen here.
    — Kenneth Seeskin, Chicago Tribune, 5 July 2026
Definition of witness
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.

Browse Nearby Words

testifying (to)
testify (to)
testimonial
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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 18 Jul. 2026.

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