collect vs discard

collect

verb
  • To infer; to conclude. 

  • To get; particularly, get from someone. 

  • To accumulate (a number of similar or related objects), particularly for a hobby or recreation. 

  • To gather together; amass. 

  • To come together in a group or mass. 

  • To collect payments. 

  • To collide with or crash into (another vehicle or obstacle). 

adv
  • With payment due from the recipient. 

noun
  • The prayer said before the reading of the epistle lesson, especially one found in a prayerbook, as with the Book of Common Prayer. 

adj
  • To be paid for by the recipient, as a telephone call or a shipment. 

discard

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

  • To throw away, to reject. 

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

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. 

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