Dionysian vs psycho

Dionysian

noun
  • One who is dionysian. 

  • A follower of Dionysus. 

adj
  • Of or pertaining to Dionysus. 

psycho

noun
  • A person who acts in a bizarre or dangerous manner. 

  • A class, at a college or university, in which psychology is taught. 

  • A person who is psychotic or otherwise insane. 

adj
  • Psychotic or otherwise insane. 

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