femoral artery vs artery

femoral artery and artery both are nouns.

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

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

femoral artery: the chief artery of the thigh; a continuation of the external iliac artery
artery: a blood vessel that carries blood from the heart to the body

Other hypernyms of femoral artery include arteria, arterial blood vessel.

femoral artery (noun)	artery (noun)
the chief artery of the thigh; a continuation of the external iliac artery	a major thoroughfare that bears important traffic
	a blood vessel that carries blood from the heart to the body