discard vs sort out

discard

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

  • To throw away, to reject. 

  • 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. 

sort out

verb
  • To fix, as a problem. 

  • To provide (somebody) with a necessity, or a solution to a problem. 

  • To separate from the remainder of a group; often construed with from. 

  • To clarify by reviewing mentally. 

  • To arrange. 

  • To organise or separate into groups, as a collection of items, so as to make tidy. 

  • To attack physically. 

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