discard vs dispel

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. 

dispel

verb
  • To remove (fears, doubts, objections etc.) by proving them unjustified. 

  • To drive away or cause to vanish by scattering. 

noun
  • An act or instance of dispelling. 

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