labial artery vs arteria

labial artery and arteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
labial artery	Yes	No	No	No
arteria	Yes	No	No	No

As nouns, arteria is a hypernym of labial artery; that is, arteria is a word with a broader meaning than labial artery:

labial artery: an artery that is a branch of the facial artery that supplies the lips of the mouth
arteria: a blood vessel that carries blood from the heart to the body

Other hypernyms of labial artery include arterial blood vessel, artery.

labial artery (noun)	arteria (noun)
an artery that is a branch of the facial artery that supplies the lips of the mouth	a blood vessel that carries blood from the heart to the body