fecula vs excretory product

fecula and excretory product both are nouns.

Word	Noun	Adjective	Verb	Adverb
fecula	Yes	No	No	No
excretory product	Yes	No	No	No

As nouns, excretory product is a hypernym of fecula; that is, excretory product is a word with a broader meaning than fecula:

fecula: excreta (especially of insects)
excretory product: waste matter (as urine or sweat but especially feces) discharged from the body

Other hypernyms of fecula include body waste, excrement, excreta, excretion.

fecula (noun)	excretory product (noun)
excreta (especially of insects)	waste matter (as urine or sweat but especially feces) discharged from the body