hairy vs hair

hairy is not a noun while hair is a noun.

Word	Noun	Adjective	Verb	Adverb
hairy	No	Yes	No	No
hair	Yes	No	No	No

hairy (noun)	hair (noun)
	a filamentous projection or process on an organism
	cloth woven from horsehair or camelhair; used for upholstery or stiffening in garments
	a covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head); helps to prevent heat loss
	any of the cylindrical filaments characteristically growing from the epidermis of a mammal
	filamentous hairlike growth on a plant
	a very small distance or space

hairy (adjective)	hair (adjective)
having or covered with hair
hazardous and frightening