disagreeableness vs disagreeable

disagreeableness is a noun but disagreeable is not a noun.

Word	Noun	Adjective	Verb	Adverb
disagreeableness	Yes	No	No	No
disagreeable	No	Yes	No	No

disagreeableness (noun)	disagreeable (noun)
an ill-tempered and offensive disposition
the quality of being disagreeable and unpleasant

disagreeableness (adjective)	disagreeable (adjective)
	not to your liking
	unpleasant to interact with
	not agreeing with your tastes or expectations