immoral vs sex

immoral is not a noun while sex is a noun.

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

immoral (noun)	sex (noun)
	activities associated with sexual intercourse
	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

immoral (adjective)	sex (adjective)
deliberately violating accepted principles of right and wrong
not adhering to ethical or moral principles

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