jesting vs unfunny

jesting

noun

  • bantering; ridicule 

  • joking 

  • mocking 

adj

  • humorous 

  • playful; mocking 

  • facetious 

  • jeering 

unfunny

adj

  • Not funny, especially when attempting to be. 

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