demoniacal vs unhinged

demoniacal

adj
  • Pertaining to, characteristic of, or produced by a demon or evil spirit; devilish, demonic, fiendish. 

unhinged

adj
  • Not having ever been mounted using a stamp hinge. 

  • Mentally ill or unstable. 

  • Not furnished with a hinge. 

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