Kan (?), v. t. To know; to ken. [Obs.] See Ken.[1913 Webster]
Kan (?), n. See Khan.
Khan (?), n. [Pers. & Tart. khān.] [Also kan, kaun.] A king; a prince; a chief; a governor; -- so called among the Tartars, Turks, and Persians, and in countries now or formerly governed by them.[1913 Webster]