attest

attest is a   Verb

Definition:

[1] To bear witness to; to certify; to affirm to be true or genuine; as, to attest the truth of a writing, a copy of record. Facts . . . attested by particular pagan authors. Addison.

[2] To give proof of; to manifest; as, the ruins of Palmyra attest its ancient magnificence.

[3] To call to witness; to invoke. [Archaic] The sacred streams which Heaven`s imperial state Attests in oaths, and fears to violate. Dryden.

Synonyms: