sixth cranial nerve vs abducens nerve

sixth cranial nerve and abducens nerve both are nouns.

Word	Noun	Adjective	Verb	Adverb
sixth cranial nerve	Yes	No	No	No
abducens nerve	Yes	No	No	No

As nouns, sixth cranial nerve and abducens nerve are synonyms defined as:

sixth cranial nerve and abducens nerve: a small motor nerve supplying the lateral rectus muscle of the eye

Other synonyms of sixth cranial nerve include abducens, abducent, abducent nerve, nervus abducens.

sixth cranial nerve (noun)	abducens nerve (noun)
a small motor nerve supplying the lateral rectus muscle of the eye	a small motor nerve supplying the lateral rectus muscle of the eye