hebephrenia vs hebephrenic

hebephrenia is a noun but hebephrenic is not a noun.

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

hebephrenia (noun)	hebephrenic (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

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