discard vs percolate

discard

noun
  • A discarded playing card in a card game. 

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

  • Anything discarded. 

verb
  • To throw away, to reject. 

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

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

percolate

noun
  • A liquid that has been percolated. 

verb
  • To pass a liquid through a porous substance; to filter. 

  • To make (coffee) in a percolator. 

  • To drain or seep through a porous substance. 

  • To spread slowly or gradually; to slowly become noticed or realised. 

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