excrement vs stern

excrement and stern both are nouns.

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

excrement (noun)	stern (noun)
waste matter (as urine or sweat but especially feces) discharged from the body	the rear part of a ship
	the fleshy part of the human body that you sit on

excrement (adjective)	stern (adjective)
	severe and unremitting in making demands
	not to be placated or appeased or moved by entreaty
	of a stern or strict bearing or demeanor; forbidding in aspect
	severely simple