know vs smut

know and smut both are nouns.

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

know (noun)	smut (noun)
the fact of being aware of information that is known to few people	creative activity (writing or pictures or films etc.) of no literary or artistic value other than to stimulate sexual desire
	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

know (verb)	smut (verb)
be familiar or acquainted with a person or an object	affect with smut or mildew, as of a crop such as corn
be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about	stain with a dirty substance, such as soot
know how to do or perform something	become affected with smut
have firsthand knowledge of states, situations, emotions, or sensations	make obscene
accept (someone) to be what is claimed or accept his power and authority
know the nature or character of
be able to distinguish, recognize as being different
perceive as familiar
have fixed in the mind
have sexual intercourse with