exciting vs mind-numbing

exciting

adj
  • creating or producing excitement 

noun
  • The process of something becoming excited; excitation. 

mind-numbing

adj
  • Excessively boring, tedious, or dull; repetitive; of an activity, etc., lacking any interest or variety that might serve as intellectual stimulation. 

How often have the words exciting and mind-numbing occurred in a corpus of books? (source: Google Ngram Viewer )