psychoneurotic vs disturbed

psychoneurotic is a noun but disturbed is not a noun.

Word	Noun	Adjective	Verb	Adverb
psychoneurotic	Yes	Yes	No	No
disturbed	No	Yes	No	No

psychoneurotic (noun)	disturbed (noun)
a person suffering from neurosis

psychoneurotic (adjective)	disturbed (adjective)
affected with emotional disorder	having the place or position changed
	affected with madness or insanity
	emotionally unstable and having difficulty coping with personal relationships
	afflicted with or marked by anxious uneasiness or trouble or grief