as in guaranteed
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 testified (to)
Verb
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This 25 percent off bag is guaranteed to make your outfit look 100 percent more chic.—
Caroline Hughes,
Travel + Leisure,
26 Feb. 2026 -
But if no one on this list is guaranteed to bring back a first- or even a second-round pick, why bother?—
Murat Ates,
New York Times,
26 Feb. 2026
Verb
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Candidates need to be officially certified to borrow any Lunar and Meteorite Sample Disks encased in Lucite plastic, and retain a copy of their certification form that was legally signed by a NASA Authorized Sample Certifier.—
Jeff Spry,
Space.com,
28 Feb. 2026
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It was sent to certified District 203 employees in mid-February.—
Michelle Mullins,
Chicago Tribune,
28 Feb. 2026
Verb
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Councilor Lara Wilkinson affirmed the positive impacts AI can have on workplace efficiency.—
Forum News Service,
Twin Cities,
23 Feb. 2026
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The Colorado Supreme Court affirmed the district court's decision allowing Boulder's lawsuit to move forward last May.—
Melissa Quinn,
CBS News,
23 Feb. 2026
Verb
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However, in December, the company issued a statement about Oklahoma homeowners claims that attested to close coordination with the insurance department.—
J.C. Hallman,
Oklahoman,
10 Feb. 2026
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Supporters of Pahlavi were particularly vocal in Mashhad this month, as attested by the prevalence of pro-monarchy graffiti on city walls, and the regime’s propaganda devoted particular attention to discrediting the former crown prince.—
Davood Moradian,
The Atlantic,
26 Jan. 2026
Verb
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In December, Manbij witnessed a freak blizzard, one of the harshest in memory.—
Anand Gopal,
New Yorker,
28 Feb. 2026
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Anyone who witnessed the crash or has additional information was asked to contact the CHP’s Truckee office at 530-563-9200.—
Daniel Hunt,
Sacbee.com,
28 Feb. 2026
Verb
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Savannah urged anyone with information to come forward as investigators worked against a looming deadline outlined in the note, which authorities have not publicly authenticated.—
Stepheny Price,
FOXNews.com,
10 Feb. 2026
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Origin diamonds are sourced by De Beers from its mines in Botswana, South Africa, Namibia and Canada, and authenticated via Tracr’s blockchain platform.—
Samantha Conti,
Footwear News,
29 Jan. 2026
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Cite this Entry
“Testified (to).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/testified%20%28to%29. Accessed 2 Mar. 2026.
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