music vs sharpen

music is a noun but sharpen is not a noun.

Word	Noun	Adjective	Verb	Adverb
music	Yes	No	No	No
sharpen	No	No	Yes	No

music (noun)	sharpen (noun)
musical activity (singing or whistling etc.)
punishment for one's actions
any agreeable (pleasing and harmonious) sounds
(music) the sounds produced by singers or musical instruments (or reproductions of such sounds)
an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner

music (verb)	sharpen (verb)
	become sharp or sharper
	make crisp or more crisp and precise
	raise the pitch of (musical notes)
	put (an image) into focus
	make (one's senses) more acute
	give a point to
	make sharp or sharper
	make (images or sounds) sharp or sharper