vena nasalis externa vs external nasal vein

vena nasalis externa and external nasal vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena nasalis externa	Yes	No	No	No
external nasal vein	Yes	No	No	No

As nouns, vena nasalis externa and external nasal vein are synonyms defined as:

vena nasalis externa and external nasal vein: one of the veins that drain the external nose and empty into the angular or facial vein

vena nasalis externa (noun)	external nasal vein (noun)
one of the veins that drain the external nose and empty into the angular or facial vein	one of the veins that drain the external nose and empty into the angular or facial vein