approve vs disown

approve

verb
  • To consider worthy (to); to be pleased (with); to accept. 

  • To officially sanction; to ratify; to confirm; to set as satisfactory. 

  • To make profit of; to convert to one's own profit — said especially of waste or common land appropriated by the lord of the manor. 

  • To regard as good; to commend; to be pleased with; to think well of. 

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. 

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