brute vs moulter

brute and moulter both are nouns.

Word	Noun	Adjective	Verb	Adverb
brute	Yes	Yes	No	No
moulter	Yes	No	No	No

As nouns, moulter is a hyponym of brute; that is, moulter is a word with a more specific, narrower meaning than brute:

brute: a living organism characterized by voluntary movement
moulter: an animal (especially birds and arthropods and reptiles) that periodically shed their outer layer (feathers or cuticle or skin or hair)

brute (noun)	moulter (noun)
a living organism characterized by voluntary movement	an animal (especially birds and arthropods and reptiles) that periodically shed their outer layer (feathers or cuticle or skin or hair)
a cruelly rapacious person

brute (adjective)	moulter (adjective)
resembling a beast; showing lack of human sensibility