insane vs sociopathic

insane

adj
  • Exhibiting unsoundness or disorder of mind; not sane; utterly mad. 

  • Used by or relating to insane people. 

  • Causing insanity or madness. 

  • Extremely good; incredibly amazing. 

  • Characterized by insanity or the utmost folly; ridiculous; impractical. 

sociopathic

adj
  • Unconcerned about the adverse consequences of one's actions on others. 

  • Having the characteristics of a sociopath. 

noun
  • A sociopath. 

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