O.E. cene "bold brave," later "clever, wise," from P.Gmc. *kan- "be able to" (see
can). Original prehistoric senses seem to have been both "brave" and "skilled;" cf. O.N. kænn "skillful, wise," M.Du. coene "bold," O.H.G. kuon "pugnacious, strong," Ger. Kühn "bold,