facial nerve vs facial

facial nerve and facial both are nouns.

Word	Noun	Adjective	Verb	Adverb
facial nerve	Yes	No	No	No
facial	Yes	Yes	No	No

As nouns, facial nerve and facial are synonyms defined as:

Other synonyms of facial nerve include nervus facialis, seventh cranial nerve.

facial nerve (noun)	facial (noun)
cranial nerve that supplies facial muscles	care for the face that usually involves cleansing and massage and the application of cosmetic creams
	cranial nerve that supplies facial muscles

facial nerve (adjective)	facial (adjective)
	of or concerning the face
	of or pertaining to the outside surface of an object