nutcase vs schizophrenic

nutcase

noun
  • Someone who is insane. 

  • An eccentric or odd person. 

schizophrenic

noun
  • A person suffering from schizophrenia. 

adj
  • Having qualities that strongly jar or are at odds. 

  • Of or relating to schizophrenia. 

  • Exhibiting more than one personality; having a wildly changeable personality. 

  • Afflicted with schizophrenia; having difficulty with perception of reality. 

How often have the words nutcase and schizophrenic occurred in a corpus of books? (source: Google Ngram Viewer )