potty vs excrement

potty and excrement both are nouns.

Word	Noun	Adjective	Verb	Adverb
potty	Yes	Yes	No	No
excrement	Yes	No	No	No

potty (noun)	excrement (noun)
a receptacle for urination or defecation in the bedroom	waste matter (as urine or sweat but especially feces) discharged from the body
a plumbing fixture for defecation and urination

potty (adjective)	excrement (adjective)
slightly intoxicated
marked by foolish or unreasoning fondness
(British informal) trivial