schizophrenic vs screwy

schizophrenic

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

  • Having qualities that strongly jar or are at odds. 

  • Of or relating to schizophrenia. 

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

noun
  • A person suffering from schizophrenia. 

screwy

adj
  • Crazy; silly; ridiculous 

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