avouch

Mr. Carroll was also informed that in the colonies whose liberality he was now avouching, the Catholic religion had not been tolerated hitherto.

Not a statement within its pages was committed to paper until it was thoroughly and reliably avouched for.

And now, amiable and considerate reader, you have "ab imo pectore" my honest avouch for what I propose to lay before you, and a plain confession of my weaknesses.

We might be disposed to question its authencity, it if were not avouched by the full evidence.

Ah, knave!" he exclaimed, "my prophetic soul avouched that your gravity cloaked an evil bent.