disinterest vs disuse

disinterest

noun
  • An absence of interest (attention or curiosity). 

  • The absence of interest (bias or stake). 

verb
  • To render disinterested. 

disuse

noun
  • The state of not being used; neglect. 

verb
  • To cease the use of. 

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