excretory product vs private parts

excretory product and private parts both are nouns.

Word	Noun	Adjective	Verb	Adverb
excretory product	Yes	No	No	No
private parts	Yes	No	No	No

excretory product (noun)	private parts (noun)
waste matter (as urine or sweat but especially feces) discharged from the body	external sex organ