animal vs caput

animal and caput both are nouns.

Word	Noun	Adjective	Verb	Adverb
animal	Yes	Yes	No	No
caput	Yes	No	No	No

animal (noun)	caput (noun)
a living organism characterized by voluntary movement	the upper part of the human body or the front part of the body in animals; contains the face and brains
	a headlike protuberance on an organ or structure

animal (adjective)	caput (adjective)
marked by the appetites and passions of the body