Obs. [a. OFr. appertise, -artise (mod. apertise), f. apert open, manifest: see APERT 4.] Open display, proof or evidence of dexterity, skill or valor, esp. in arms.
1480. Caxton, Ovid’s Met., XI. xxii. He was wyse, dyscrete, and ful of al appertyse. Ibid. (1485), Paris & V., 10. None durst … withstonde hys appertyse in armes. Ibid. (1489), Faytes of Armes, I. ix. 24. Grete appertyses of armes.
