sexual activity vs lather

sexual activity and lather both are nouns.

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

sexual activity (noun)	lather (noun)
activities associated with sexual intercourse	the froth produced by soaps or detergents
	the foam resulting from excessive sweating (as on a horse)
	a workman who puts up laths
	agitation resulting from active worry

sexual activity (verb)	lather (verb)
	rub soap all over, usually with the purpose of cleaning
	exude sweat or lather
	form a lather
	beat severely with a whip or rod