gregarious vs animal

gregarious is not a noun while animal is a noun.

Word	Noun	Adjective	Verb	Adverb
gregarious	No	Yes	No	No
animal	Yes	Yes	No	No

gregarious (noun)	animal (noun)
	a living organism characterized by voluntary movement

gregarious (adjective)	animal (adjective)
(of animals) tending to form a group with others of the same species	marked by the appetites and passions of the body
(of plants) growing in groups that are close together
instinctively or temperamentally seeking and enjoying the company of others