schizophrenic

nouns

someone who is afflicted with schizophrenia
is a type of (narrower)
a person afflicted with psychosis

adjectives

suffering from some form of schizophrenia
"schizophrenic patients"
is derived from
is similar to
afflicted with or characteristic of mental derangement
"was declared insane"; "insane laughter"
of or relating to or characteristic of schizophrenia
is derived from
pertains to