excretion vs smut

excretion and smut both are nouns.

Word	Noun	Adjective	Verb	Adverb
excretion	Yes	No	No	No
smut	Yes	No	Yes	No

excretion (noun)	smut (noun)
the bodily process of discharging waste matter	creative activity (writing or pictures or films etc.) of no literary or artistic value other than to stimulate sexual desire
waste matter (as urine or sweat but especially feces) discharged from the body	an offensive or indecent word or phrase
	any fungus of the order Ustilaginales
	destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores
	a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink

excretion (verb)	smut (verb)
	affect with smut or mildew, as of a crop such as corn
	stain with a dirty substance, such as soot
	become affected with smut
	make obscene