abjuration vs resignation

abjuration

noun
  • A solemn recantation or renunciation on oath; as, an abjuration of heresy. 

  • A repudiation on oath of a religious or political principle. 

  • The act of abjuring. 

resignation

noun
  • 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. 

  • An uncomplaining acceptance of something undesirable but unavoidable. 

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