facial nerve vs nervus facialis

facial nerve and nervus facialis both are nouns.

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

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

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

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

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