sex activity vs height

sex activity and height both are nouns.

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

sex activity (noun)	height (noun)
activities associated with sexual intercourse	the vertical dimension of extension; distance from the base of something to the top
	(of a standing person) the distance from head to foot
	elevation especially above sea level or above the earth's surface
	the highest level or degree attainable; the highest stage of development