disown vs snitch

disown

verb
  • To refuse to own, or to refuse to acknowledge one’s own. 

  • To repudiate any connection to; to renounce. 

  • To detach (a job or process) so that it can continue to run even when the user who launched it ends his/her login session. 

snitch

verb
  • To inform on, especially in betrayal of others. 

  • To contact or cooperate with the police for any reason. 

noun
  • A ball used in the sport of Quidditch. 

  • A thief. 

  • An informer, one who betrays his group. 

  • A nose. 

  • A tiny morsel. 

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