disinclination vs enthusiasm

disinclination

noun
  • The state of being disinclined; want of propensity, desire, or affection; slight aversion or dislike 

enthusiasm

noun
  • Intensity of feeling; excited interest or eagerness. 

  • Something in which one is keenly interested. 

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