saccharine vs unfun

saccharine

adj
  • Excessively sweet in action or disposition, especially if romantic or sentimental to the point of ridiculousness; sickly sweet, syrupy. 

  • Resembling granulated sugar; saccharoid. 

  • Of or relating to saccharin (“a white, crystalline powder, C₇H₅NO₃S, used as an artificial sweetener in food products”). 

noun
  • Sentimentalism. 

unfun

adj
  • Not fun. 

noun
  • Lack or absence of fun; funlessness. 

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