vena facialis vs vena

vena facialis and vena both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena facialis	Yes	No	No	No
vena	Yes	No	No	No

As nouns, vena is a hypernym of vena facialis; that is, vena is a word with a broader meaning than vena facialis:

vena facialis: any of several veins draining the face
vena: a blood vessel that carries blood from the capillaries toward the heart

Other hypernyms of vena facialis include vein, venous blood vessel.

vena facialis (noun)	vena (noun)
any of several veins draining the face	a blood vessel that carries blood from the capillaries toward the heart