vena lingualis vs vena

vena lingualis and vena both are nouns.

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

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

vena lingualis: a vein that receives blood from the tongue and the floor of the mouth and empties into the internal jugular or the facial vein
vena: a blood vessel that carries blood from the capillaries toward the heart

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

vena lingualis (noun)	vena (noun)
a vein that receives blood from the tongue and the floor of the mouth and empties into the internal jugular or the facial vein	a blood vessel that carries blood from the capillaries toward the heart