avouch

avouch is a   Verb

Definition:

[1] To appeal to; to cite or claim as authority. [Obs.] They avouch many successions of authorities. Coke.

[2] To maintain a just or true; to vouch for. We might be disposed to question its authencity, it if were not avouched by the full evidence. Milman.

[3] To declare or assert positively and as matter of fact; to affirm openly. If this which he avouches does appear. Shak. Such antiquities could have been avouched for the Irish. Spenser.

[4] To acknowledge deliberately; to admit; to confess; to sanction. Thou hast avouched the Lord this day to be thy God. Deut. xxvi. 17.

Synonyms: