repudiation vs resignation

repudiation

noun
  • The act of refusing to accept; the act of repudiating. 

  • The young man's repudiation of the church's doctrines caused a conflict with his religious parents. 

resignation

noun
  • An uncomplaining acceptance of something undesirable but unavoidable. 

  • A written or oral declaration that one resigns. 

  • The form by which a vassal returns the feu into the hands of a superior. 

  • The act of resigning. 

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