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
3
as in to verify
to give evidence or testimony to the truth or factualness of
I'll attest that she was at the party
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of attest
Inside, a trove of occult objects attests to its erstwhile owner’s conception of the space as a funerary mansion for his soul in the afterlife.
—
Javier Montes, Artforum, 1 Jan. 2026
Adams and Chirlane McCray, ex-wife of former Mayor Bill de Blasio, have both attested to hearing squeaks and the sounds of doors opening and closing.
—Jocelyn Silver, Vogue, 31 Dec. 2025
Shoppers can attest, too, as one Amazon reviewer writes that this fleece is identical to the one Aritzia sells and manages to keep them warm in cold climates.
—Julia Morlino, Travel + Leisure, 31 Dec. 2025
On the right night, wise women attest, a DJ can save your life.
—Andrew Holter, The Atlantic, 31 Dec. 2025
See All Example Sentences for attest
Recent Examples of Synonyms for attest
Verb
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While modeling, her interest in wellness led her to become certified as a nutrition coach and yoga instructor.—
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Additionally, one member of the group was certified in CPR, the sheriff's office stated.—
Verb
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Powell testified before Congress in June, saying the renovation was a collaboration with various agencies and that costs had changed over time.—
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Troconis’ case for being a cooperating witness was shattered when Dulos died after attempting to commit suicide in January 2020, Bowman testified.—
Verb
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Reviewing State Minimum Insurance Requirements In addition to personal insurance needs, owners should verify their state’s minimum liability requirements.—
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After verifying player complaints, Wright contacted the league replay center to begin following protocol to potentially delay the game.—
Verb
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This tension was on display in Paris this week, when representatives from 35 countries, including the US, discussed how to guarantee Ukraine’s post-war security in the event of a peace deal with Russia.—
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The fact that that play went to Broadway at all was not guaranteed.—
Verb
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The images revealed both the mass and an affected lymph node, confirming the presence of cancer cells.—
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The vehicle, now confirmed as the Kosmera Nebula 1, signals the appliance maker’s serious ambitions beyond household tech and into high-end mobility.—
Verb
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Filming the stairs and seeing the response affirmed that her experience was, in fact, out of the ordinary.—
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Even if the House succeeded in impeaching a judge, the Senate would need to affirm that decision by a two-thirds majority vote.—
Verb
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The conviction was later vacated in 2016, after a new legal team argued that Max’s original trial lawyer had a conflict of interest in the case.—
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Schumer on Saturday persisted in arguing that Republicans should accept a one-year extension of the subsidies before negotiating the future of the tax credits.—
Verb
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According to sources, Rhoades then allegedly proceeded to verbally accost the assistant coach, which was witnessed by multiple Baylor staff members within the athletic department, along with family members.—
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Soon after, a desperate man named Boomba, who witnessed Ma stealing from the shelter, breaks into her home and swipes her food, her phone, and a purse containing her family’s invaluable travel documents.—
Cite this Entry
“Attest.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/attest. Accessed 13 Jan. 2026.
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