general anatomy vs faucal

general anatomy is a noun but faucal is not a noun.

Word	Noun	Adjective	Verb	Adverb
general anatomy	Yes	No	No	No
faucal	No	Yes	No	No

general anatomy (noun)	faucal (noun)
the branch of morphology that deals with the structure of animals

general anatomy (adjective)	faucal (adjective)
	of or relating to the fauces