averred
Webster's Dictionary (GCIDE)
Aver \A*ver"\ ([.a]*v[~e]r"), v. t. [imp. & p. p. Averred ([.a]*v[~e]rd"); p. pr. & vb. n. Averring.] [F. av['e]rer, LL. adverare, averare; L. ad + versus true. See Verity.]
1.To assert, or prove, the truth of. [Obs.] [1913 Webster]
2.(Law) To avouch or verify; to offer to verify; to prove or justify. See Averment. [1913 Webster]
3.To affirm with confidence; to declare in a positive manner, as in confidence of asserting the truth. [1913 Webster]
It is sufficient that the very fact hath its foundation in truth, as I do seriously aver is the case.— Fielding.[1913 Webster]
Then all averred I had killed the bird.— Coleridge.[1913 Webster]
Syn: To assert; affirm; asseverate. See Affirm. [1913 Webster]