arterial vs artery

arterial is not a noun while artery is a noun.

Word	Noun	Adjective	Verb	Adverb
arterial	No	Yes	No	No
artery	Yes	No	No	No

arterial (noun)	artery (noun)
	a major thoroughfare that bears important traffic
	a blood vessel that carries blood from the heart to the body

arterial (adjective)	artery (adjective)
of or involving or contained in the arteries