sex activity vs invite

sex activity and invite both are nouns.

Word	Noun	Adjective	Verb	Adverb
sex activity	Yes	No	No	No
invite	Yes	No	Yes	No

sex activity (noun)	invite (noun)
activities associated with sexual intercourse	a colloquial expression for invitation

sex activity (verb)	invite (verb)
	ask someone in a friendly way to do something
	request the participation or presence of
	ask to enter
	express willingness to have in one's home or environs
	give rise to a desire by being attractive or inviting
	increase the likelihood of
	invite someone to one's house
	have as a guest