Nouns

(n)honea whetstone made of fine gritstone; used for sharpening razors
(n)honea tool consisting of a number of fine abrasive slips held in a machine head, rotated and reciprocated to impart a smooth finish to cylinder bores, etc.

Verbs

(v)honesharpen with a hone“hone a knife”
(v)perfect, honemake perfect or complete“perfect your French in Paris!”