paraumbilical vein vs vena paraumbilicalis

paraumbilical vein and vena paraumbilicalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
paraumbilical vein	Yes	No	No	No
vena paraumbilicalis	Yes	No	No	No

As nouns, paraumbilical vein and vena paraumbilicalis are synonyms defined as:

paraumbilical vein and vena paraumbilicalis: small veins arising in skin around the navel; terminate as accessory portal veins

paraumbilical vein (noun)	vena paraumbilicalis (noun)
small veins arising in skin around the navel; terminate as accessory portal veins	small veins arising in skin around the navel; terminate as accessory portal veins