v. bear witness (to), bear out, swear (to), vow, testify, certify, vouchsafe, declare, assert, asseverate, aver, affirm, confirm, verify, substantiate, vouch for, Law depose, depose and say, depone I attest to the fact that they left the restaurant together The merits of château-bottled Bordeaux are attested by most epicures.
ATTEST
Meaning of ATTEST in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012