epigastric artery vs arteria

epigastric artery and arteria both are nouns.

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

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

epigastric artery: one of three arteries supplying the anterior walls of the abdomen
arteria: a blood vessel that carries blood from the heart to the body

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

epigastric artery (noun)	arteria (noun)
one of three arteries supplying the anterior walls of the abdomen	a blood vessel that carries blood from the heart to the body