arteria bulbi penis vs artery

arteria bulbi penis and artery both are nouns.

Word	Noun	Adjective	Verb	Adverb
arteria bulbi penis	Yes	No	No	No
artery	Yes	No	No	No

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

arteria bulbi penis: a branch of the internal pudendal artery of males that supplies the bulb of the penis
artery: a blood vessel that carries blood from the heart to the body

Other hypernyms of arteria bulbi penis include arteria, arterial blood vessel.

arteria bulbi penis (noun)	artery (noun)
a branch of the internal pudendal artery of males that supplies the bulb of the penis	a major thoroughfare that bears important traffic
	a blood vessel that carries blood from the heart to the body