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Added 8 October 2026

attest

/əˈtɛst/ verb

In Latin: attestor Wiktionary

verb Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about attest at Wordnik → Where our words come from →

To affirm to be correct, true, or genuine.
When will the appraiser attest the date of the painting?
To certify by signature or oath.
You must attest your will in order for it to be valid.
To certify in an official capacity.

Origin

PIE word *tréyes Borrowed from Middle French attester, from Latin attestor (“to witness to, bear witness”), from at-, combining form of ad (“to”) + testor (“to bear witness”), from testis (“a witness”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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