ppl. a. Obs. [UN-1 8 b.] = UNFLEAD ppl. a.
c. 1320. Sir Tristr., 468. Ȝond liþ a best vnflayn, Atire it as þou wold.
1486. Bk. St. Albans, e iij. Ye shall vndo hym vnflayne when he shall be dight.