excreta vs ordure

excreta and ordure both are nouns.

Word	Noun	Adjective	Verb	Adverb
excreta	Yes	No	No	No
ordure	Yes	No	No	No

As nouns, ordure is a hyponym of excreta; that is, ordure is a word with a more specific, narrower meaning than excreta:

excreta: waste matter (as urine or sweat but especially feces) discharged from the body
ordure: solid excretory product evacuated from the bowels

excreta (noun)	ordure (noun)
waste matter (as urine or sweat but especially feces) discharged from the body	solid excretory product evacuated from the bowels