half-breed vs brute

half-breed and brute both are nouns.

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

half-breed (noun)	brute (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
	a cruelly rapacious person

half-breed (adjective)	brute (adjective)
(of animals) having only one purebred parent	resembling a beast; showing lack of human sensibility