fecal matter vs ordure

fecal matter and ordure both are nouns.

Word	Noun	Adjective	Verb	Adverb
fecal matter	Yes	No	No	No
ordure	Yes	No	No	No

As nouns, fecal matter and ordure are synonyms defined as:

fecal matter and ordure: solid excretory product evacuated from the bowels

Other synonyms of fecal matter include BM, dejection, faecal matter, faeces, feces, stool.

fecal matter (noun)	ordure (noun)
solid excretory product evacuated from the bowels	solid excretory product evacuated from the bowels