coming vs sex activity

coming and sex activity both are nouns.

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

coming (noun)	sex activity (noun)
the moment of most intense pleasure in sexual intercourse	activities associated with sexual intercourse
arrival that has been awaited (especially of something momentous)
the act of drawing spatially closer to something
the temporal property of becoming nearer in time

coming (adjective)	sex activity (adjective)
of the relatively near future