vena gluteus vs gluteal vein

vena gluteus and gluteal vein both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena gluteus	Yes	No	No	No
gluteal vein	Yes	No	No	No

As nouns, vena gluteus and gluteal vein are synonyms defined as:

vena gluteus and gluteal vein: veins draining the gluteal muscles on either side of the body

vena gluteus (noun)	gluteal vein (noun)
veins draining the gluteal muscles on either side of the body	veins draining the gluteal muscles on either side of the body