bloodless vs unfun

bloodless

adj
  • Lacking emotion, passion or vivacity. 

  • Taking place without loss of blood. 

  • Lacking blood; ashen, anaemic. 

unfun

adj
  • Not fun. 

noun
  • Lack or absence of fun; funlessness. 

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