inhospitable vs unfun

inhospitable

adj
  • Not inclined to hospitality; unfriendly. 

  • Not offering shelter; barren or forbidding. 

unfun

adj
  • Not fun. 

noun
  • Lack or absence of fun; funlessness. 

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