hypoglossal vs cranial nerve

hypoglossal and cranial nerve both are nouns.

Word	Noun	Adjective	Verb	Adverb
hypoglossal	Yes	No	No	No
cranial nerve	Yes	No	No	No

As nouns, cranial nerve is a hypernym of hypoglossal; that is, cranial nerve is a word with a broader meaning than hypoglossal:

hypoglossal: supplies intrinsic muscles of the tongue and other tongue muscles
cranial nerve: any of the 12 paired nerves that originate in the brain stem

hypoglossal (noun)	cranial nerve (noun)
supplies intrinsic muscles of the tongue and other tongue muscles	any of the 12 paired nerves that originate in the brain stem