Synonyms of attests

attests

verb

present tense third-person singular of attest

1

as in affirms

to declare (something) to be true or genuine

the appraiser attests that the lamp is indeed an original Tiffany

Synonyms & Similar Words

• affirms
• certifies
• guarantees
• authenticates
• asserts
• testifies (to)
• witnesses
• vouches (for)
• avers
• avouches
• avows
• professes
• warrants
• vows

2

as in testifies

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

• testifies
• swears
• bears witness
• witnesses
• verifies
• deposes
• vouches
• promises
• vows

3

as in confirms

to give evidence or testimony to the truth or factualness of

I'll attest that she was at the party

Synonyms & Similar Words

• confirms
• verifies
• argues
• supports
• corroborates
• proves
• validates
• demonstrates
• certifies
• vindicates
• substantiates
• authenticates
• bears out
• witnesses
• affirms
• reinforces
• establishes
• asserts
• guarantees
• testifies (to)
• declares
• avers
• professes
• avows
• documents
• backs (up)
• warrants
• vouches (for)
• avouches

Antonyms & Near Antonyms

• refutes
• contradicts
• disproves
• denies
• rebuts
• disclaims
• disavows
• challenges
• gainsays
• disputes
• contests
• questions

Example Sentences

Recent Examples of attests

As the unfolding case of the Smithsonian attests, museum leaders occupy a pivotal position in American public life, balancing obligations to historical truth, institutional stakeholders, and the communities whose record they are entrusted to keep. — Tessa Solomon, ARTnews.com, 29 June 2026

Club Kid is funny, and filled with deft jokes, but there’s a stylistic exuberance to it that attests to how Firstman wasn’t just thinking in terms of verbal punchlines. — Alison Willmore, Vulture, 15 May 2026

The runaway success of the Toyota Prius in 2004-2008 attests to this. — Brooke Crothers, Forbes.com, 10 May 2026

The fellowship, Green attests, is a response to the need for developmentally appropriate teaching material, particularly in early education, around race, identity, and history. — Tribune News Service, Baltimore Sun, 30 Apr. 2026

The fellowship, Green attests, is a response to the need for developmentally appropriate teaching material, particularly in early education, around race, identity, and history. — Darcel Rockett, Chicago Tribune, 27 Apr. 2026

As Moyes attests, there are small improvements that can be made — at home and on the road — but the fact that Everton’s boss is disappointed with a loss against the champions-in-waiting shows how close his side was to providing the perfect away performance. — Mark Carey, New York Times, 16 Mar. 2026

Still, 21 pages of notes in his book attests to the work Crawford put into the project over the course of a year. — Melissa Melvin-Rodriguez, Charlotte Observer, 3 Mar. 2026

Charlie’s mother, Lucy, attests to her bank account feeling the rise of the analog economy. — Luba Kassova, Fortune, 24 Feb. 2026