hebephrenic vs hebephrenia

hebephrenic is not a noun while hebephrenia is a noun.

Word	Noun	Adjective	Verb	Adverb
hebephrenic	No	Yes	No	No
hebephrenia	Yes	No	No	No

hebephrenic (noun)	hebephrenia (noun)
	a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions

hebephrenic (adjective)	hebephrenia (adjective)
suffering from a form of schizophrenia characterized by foolish mannerisms and senseless laughter along with delusions and regressive behavior