immoral vs degenerate

immoral is not a noun while degenerate is a noun.

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

immoral (noun)	degenerate (noun)
	a person whose behavior deviates from what is acceptable especially in sexual behavior

immoral (adjective)	degenerate (adjective)
deliberately violating accepted principles of right and wrong	unrestrained by convention or morality
not adhering to ethical or moral principles

immoral (verb)	degenerate (verb)
	grow progressively worse