impotence vs sex

impotence and sex both are nouns.

Word	Noun	Adjective	Verb	Adverb
impotence	Yes	No	No	No
sex	Yes	No	Yes	No

impotence (noun)	sex (noun)
the quality of lacking strength or power; being weak and feeble	activities associated with sexual intercourse
an inability (usually of the male animal) to copulate	the properties that distinguish organisms on the basis of their reproductive roles
	all of the feelings resulting from the urge to gratify sexual impulses
	either of the two categories (male or female) into which most organisms are divided

impotence (verb)	sex (verb)
	tell the sex (of young chickens)
	to evoke sexual feelings