oculomotor vs nervus oculomotorius

oculomotor and nervus oculomotorius both are nouns.

Word	Noun	Adjective	Verb	Adverb
oculomotor	Yes	No	No	No
nervus oculomotorius	Yes	No	No	No

As nouns, oculomotor and nervus oculomotorius are synonyms defined as:

oculomotor and nervus oculomotorius: supplies extrinsic muscles of the eye

Other synonyms of oculomotor include oculomotor nerve, third cranial nerve.

oculomotor (noun)	nervus oculomotorius (noun)
supplies extrinsic muscles of the eye	supplies extrinsic muscles of the eye