disinterest vs pursuit

disinterest

noun
  • The absence of interest (bias or stake). 

  • An absence of interest (attention or curiosity). 

verb
  • To render disinterested. 

pursuit

noun
  • A hobby or recreational activity, done regularly. 

  • A discipline in track cycling where two opposing teams start on opposite sides of the track and try to catch their opponents. 

  • The act of pursuing. 

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