appetite vs disinterest

appetite

noun
  • Desire to eat food or consume drink. 

  • The desire for some personal gratification, either of the body or of the mind. 

  • Any strong desire; an eagerness or longing. 

disinterest

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

  • An absence of interest (attention or curiosity). 

verb
  • To render disinterested. 

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