vena thoracoepigastrica vs vena

vena thoracoepigastrica and vena both are nouns.

Word	Noun	Adjective	Verb	Adverb
vena thoracoepigastrica	Yes	No	No	No
vena	Yes	No	No	No

As nouns, vena is a hypernym of vena thoracoepigastrica; that is, vena is a word with a broader meaning than vena thoracoepigastrica:

vena thoracoepigastrica: a vein arising from the region of the superficial epigastric vein and opening into the axillary vein or thoracic vein
vena: a blood vessel that carries blood from the capillaries toward the heart

Other hypernyms of vena thoracoepigastrica include vein, venous blood vessel.

vena thoracoepigastrica (noun)	vena (noun)
a vein arising from the region of the superficial epigastric vein and opening into the axillary vein or thoracic vein	a blood vessel that carries blood from the capillaries toward the heart