unlawful vs unlawfulness

unlawful is not a noun while unlawfulness is a noun.

Word	Noun	Adjective	Verb	Adverb
unlawful	No	Yes	No	No
unlawfulness	Yes	No	No	No

unlawful (noun)	unlawfulness (noun)
	the quality of failing to conform to law

unlawful (adjective)	unlawfulness (adjective)
contrary to or prohibited by or defiant of law
contrary to or forbidden by law
having no legally established claim
not morally right or permissible
not conforming to legality, moral law, or social convention