sexual activity vs slit

sexual activity and slit both are nouns.

Word	Noun	Adjective	Verb	Adverb
sexual activity	Yes	No	No	No
slit	Yes	No	Yes	No

sexual activity (noun)	slit (noun)
activities associated with sexual intercourse	a long narrow opening
	obscene terms for female genitals
	a narrow fissure
	a depression scratched or carved into a surface

sexual activity (verb)	slit (verb)
	cut a slit into
	make a clean cut through