brute vs all-devouring

brute is a noun but all-devouring is not a noun.

Word	Noun	Adjective	Verb	Adverb
brute	Yes	Yes	No	No
all-devouring	No	Yes	No	No

brute (noun)	all-devouring (noun)
a living organism characterized by voluntary movement
a cruelly rapacious person

brute (adjective)	all-devouring (adjective)
resembling a beast; showing lack of human sensibility	(of animals) both plant-eating and flesh-eating