immoral vs sexual practice

immoral is not a noun while sexual practice is a noun.

Word	Noun	Adjective	Verb	Adverb
immoral	No	Yes	No	No
sexual practice	Yes	No	No	No

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

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