condone vs mistake

condone

verb
  • To forgive, excuse or overlook (something that is considered morally wrong, offensive, or generally disliked). 

  • To allow, accept or permit (something that is considered morally wrong, offensive, or generally disliked). 

  • To forgive (marital infidelity or other marital offense). 

mistake

verb
  • To understand wrongly, taking one thing or person for another. 

noun
  • An error; a blunder. 

  • A pitch which was intended to be pitched in a hard-to-hit location, but instead ends up in an easy-to-hit place. 

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