homoiotherm vs beast

homoiotherm and beast both are nouns.

Word	Noun	Adjective	Verb	Adverb
homoiotherm	Yes	No	No	No
beast	Yes	No	No	No

As nouns, beast is a hypernym of homoiotherm; that is, beast is a word with a broader meaning than homoiotherm:

homoiotherm: an animal that has a body temperature that is relatively constant and independent of the environmental temperature
beast: a living organism characterized by voluntary movement

Other hypernyms of homoiotherm include animal, animate being, brute, creature, fauna.

homoiotherm (noun)	beast (noun)
an animal that has a body temperature that is relatively constant and independent of the environmental temperature	a living organism characterized by voluntary movement
	a cruelly rapacious person