discard vs renounce

discard

verb
  • To throw away, to reject. 

  • To make a discard; to throw out a card. 

  • To dismiss from employment, confidence, or favour; to discharge. 

noun
  • A temporary variable used to receive a value of no importance and unable to be read later. 

  • Anything discarded. 

  • A discarded playing card in a card game. 

renounce

verb
  • To give up, resign, surrender. 

  • To cast off, repudiate. 

  • To abandon, forsake, discontinue (an action, habit, intention, etc), sometimes by open declaration. 

  • To fail to follow suit; playing a card of a different suit when having no card of the suit led. 

  • To make a renunciation of something. 

  • To surrender formally some right or trust. 

  • To decline further association with someone or something, disown. 

noun
  • An act of renouncing. 

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