blind gut vs cavum

blind gut and cavum both are nouns.

Word	Noun	Adjective	Verb	Adverb
blind gut	Yes	No	No	No
cavum	Yes	No	No	No

As nouns, cavum is a hypernym of blind gut; that is, cavum is a word with a broader meaning than blind gut:

blind gut: the cavity in which the large intestine begins and into which the ileum opens
cavum: (anatomy) a natural hollow or sinus within the body

Other hypernyms of blind gut include bodily cavity, cavity.

blind gut (noun)	cavum (noun)
the cavity in which the large intestine begins and into which the ileum opens	(anatomy) a natural hollow or sinus within the body