loan vs swap out

loan

verb
  • To lend (something) to (someone). 

noun
  • An act or instance of lending, an act or instance of granting something for temporary use. 

  • A lonnen. 

  • A sum of money or other property that a natural or legal person borrows from another with the condition that it be returned or repaid over time or at a later date (sometimes with interest). 

  • The permission to borrow any item. 

  • The contract and array of legal or ethical obligations surrounding a loan. 

swap out

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

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

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

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 loan and swap out occurred in a corpus of books? (source: Google Ngram Viewer )