disconnected vs disconnectedness

disconnected is not a noun while disconnectedness is a noun.

Word	Noun	Adjective	Verb	Adverb
disconnected	No	Yes	No	No
disconnectedness	Yes	No	No	No

disconnected (noun)	disconnectedness (noun)
	state of being disconnected

disconnected (adjective)	disconnectedness (adjective)
(music) marked by or composed of disconnected parts or sounds; cut short crisply
having been divided; having the unity destroyed
lacking orderly continuity
not plugged in or connected to a power source
marked by sudden changes in subject and sharp transitions