arteria labialis inferior vs inferior labial artery

arteria labialis inferior and inferior labial artery both are nouns.

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

As nouns, arteria labialis inferior and inferior labial artery are synonyms defined as:

arteria labialis inferior and inferior labial artery: an artery that is a branch of the facial artery that supplies the lower lip

arteria labialis inferior (noun)	inferior labial artery (noun)
an artery that is a branch of the facial artery that supplies the lower lip	an artery that is a branch of the facial artery that supplies the lower lip