1489. Caxton, Faytes of A., I. x. 28. To com by thees wayes vpon theyre enemyes vnbeware. Ibid. (c. 1489), Blanchardyn, XXX. 113. A grete sorowe toke hym at his herte of that he was so taken vnbeware.
1565. Golding, Ovids Met., I. (1593), 7. He meant To steale upon me in the night and kill me unbeware.