rightness vs incorrect

rightness is a noun but incorrect is not a noun.

Word	Noun	Adjective	Verb	Adverb
rightness	Yes	No	No	No
incorrect	No	Yes	No	No

rightness (noun)	incorrect (noun)
according with conscience or morality
conformity to fact or truth
appropriate conduct; doing the right thing
conformity with some esthetic standard of correctness or propriety

rightness (adjective)	incorrect (adjective)
	not correct; not in conformity with fact or truth
	not in accord with established usage or procedure
	characterized by errors; not agreeing with a model or not following established rules
	(of a word or expression) not agreeing with grammatical principles