Copp

Selon le Dictionnaire Anglo-Saxon :

copp

a top, summit:--Coppe helmes cono (.i. summitate, Hpt. Gl. 443, 22) (sublimi) uerticis, An. Ox. 1563. Coppe cono, 32, 6 [N. E. D. cop.] v. hreác-copp. copp