discount vs swap out

discount

verb
  • To lend money upon, deducting the discount or allowance for interest 

  • To deduct from an account, debt, charge, and the like. 

  • To take into consideration beforehand; to anticipate and form conclusions concerning (an event). 

  • To believe, or act as though one believes, that one's own feelings are more important than the reality of a situation. 

  • To leave out of account or regard as unimportant. 

  • To lend, or make a practice of lending, money, abating the discount 

adj
  • Specializing in selling goods at reduced prices. 

noun
  • The act of one who believes, or act as though they believe, that their own feelings are more important than the reality of a situation. 

  • The rate of interest charged in discounting. 

  • A deduction made for interest, in advancing money upon, or purchasing, a bill or note not due; payment in advance of interest upon money. 

  • A lack or shortcoming. 

  • A reduction in price. 

swap out

verb
  • To exchange (something or someone) for an unused (or less-used) equivalent. 

  • To exchange (something) for (something else). (usually followed by with or for) 

  • To transfer (memory contents) into a swap file. 

noun
  • Anything that is swapped out for another; an exchange. 

  • A pre-prepared food item used in place of an unfinished food item in order to cut down the overall preparation time during filming. 

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