shabby vs unfun

shabby

adj
  • Poor; showing little effort or talent. 

  • Wearing ragged, very worn, or dirty clothing. 

  • Mean; despicable. 

  • Torn or worn; unkempt. 

unfun

adj
  • Not fun. 

noun
  • Lack or absence of fun; funlessness. 

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