wormcast vs body waste

wormcast and body waste both are nouns.

Word	Noun	Adjective	Verb	Adverb
wormcast	Yes	No	No	No
body waste	Yes	No	No	No

As nouns, body waste is a hypernym of wormcast; that is, body waste is a word with a broader meaning than wormcast:

wormcast: cylindrical mass of earth voided by a burrowing earthworm or lugworm
body waste: waste matter (as urine or sweat but especially feces) discharged from the body

Other hypernyms of wormcast include excrement, excreta, excretion, excretory product.

wormcast (noun)	body waste (noun)
fossil trail of a worm	waste matter (as urine or sweat but especially feces) discharged from the body
cylindrical mass of earth voided by a burrowing earthworm or lugworm