half-breed vs animal

half-breed and animal both are nouns.

Word	Noun	Adjective	Verb	Adverb
half-breed	Yes	Yes	No	No
animal	Yes	Yes	No	No

half-breed (noun)	animal (noun)
an offensive term for an offspring of parents of different racial group (especially of Caucasian and American Indian ancestry)	a living organism characterized by voluntary movement

half-breed (adjective)	animal (adjective)
(of animals) having only one purebred parent	marked by the appetites and passions of the body