biped vs animate being

biped and animate being both are nouns.

Word	Noun	Adjective	Verb	Adverb
biped	Yes	Yes	No	No
animate being	Yes	No	No	No

As nouns, animate being is a hypernym of biped; that is, animate being is a word with a broader meaning than biped:

Other hypernyms of biped include animal, beast, brute, creature, fauna.

biped (noun)	animate being (noun)
an animal with two feet	a living organism characterized by voluntary movement

biped (adjective)	animate being (adjective)
having two feet