establish vs revoke

establish

verb
  • To form; to found; to institute; to set up in business. 

  • To prove and cause to be accepted as true; to establish a fact; to demonstrate. 

  • To appoint or adopt, as officers, laws, regulations, guidelines, etc.; to enact; to ordain. 

  • To make stable or firm; to confirm. 

revoke

verb
  • To cancel or invalidate by withdrawing or reversing. 

noun
  • The act of revoking in a game of cards. 

  • A violation ranked in seriousness somewhat below overt cheating, with the status of a more minor offense only because, when it happens, it is usually accidental. 

  • A renege; a violation of important rules regarding the play of tricks in trick-taking card games serious enough to render the round invalid. 

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