adv. Obs. For forms see AUTHENTIC a. [f. AUTHENTIC a. + -LY2.] = AUTHENTICALLY.
1483. Caxton, Gold. Leg., 261/1. Saynt Austyn sheweth autentyckly in a Sermon.
1542. Hen. VIII., Declar. Scots, 198. Regesters and recordes iudicially and autentiquely made.
1583. Golding, Calvin on Deut. Pref. Ep. 1. As their writings do autentikely, fully, and sufficiently, witnesse.
1648. Fairfax, etc., Remonstrance, 32. Publikely and authentickly avowed.
1737. Whiston, Josephus Antiq., Dissert. i. He could learn no way so authenticly as from this testimony.