genicular vein vs vena genus

genicular vein and vena genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genicular vein	Yes	No	No	No
vena genus	Yes	No	No	No

As nouns, genicular vein and vena genus are synonyms defined as:

genicular vein and vena genus: veins that drain blood from structures around the knee; empty into the popliteal vein

genicular vein (noun)	vena genus (noun)
veins that drain blood from structures around the knee; empty into the popliteal vein	veins that drain blood from structures around the knee; empty into the popliteal vein