nervus facialis vs facial nerve

nervus facialis and facial nerve both are nouns.

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

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

nervus facialis and facial nerve: cranial nerve that supplies facial muscles

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

nervus facialis (noun)	facial nerve (noun)
cranial nerve that supplies facial muscles	cranial nerve that supplies facial muscles