bushy vs bush

bushy is not a noun while bush is a noun.

Word	Noun	Adjective	Verb	Adverb
bushy	No	Yes	No	No
bush	Yes	Yes	Yes	No

bushy (noun)	bush (noun)
	hair growing in the pubic area
	dense vegetation consisting of stunted trees or bushes
	a large wilderness area
	a low woody perennial plant usually having several major stems

bushy (adjective)	bush (adjective)
resembling a bush in being thickly branched and spreading	not of the highest quality or sophistication
used of hair; thick and poorly groomed

bushy (verb)	bush (verb)
	provide with a bushing