schizophrenic vs schizophrenia

schizophrenic and schizophrenia both are nouns.

Word	Noun	Adjective	Verb	Adverb
schizophrenic	Yes	Yes	No	No
schizophrenia	Yes	No	No	No

schizophrenic (noun)	schizophrenia (noun)
someone who is afflicted with schizophrenia	any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact

schizophrenic (adjective)	schizophrenia (adjective)
of or relating to or characteristic of schizophrenia
suffering from some form of schizophrenia