vena lingualis vs lingual vein

vena lingualis and lingual vein both are nouns.

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

As nouns, vena lingualis and lingual vein are synonyms defined as:

vena lingualis and lingual vein: 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 lingualis (noun)	lingual vein (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 vein that receives blood from the tongue and the floor of the mouth and empties into the internal jugular or the facial vein