gift vs swap out

gift

verb
  • To give as a gift or donation. 

  • To give away, to concede easily. 

noun
  • Something given to another voluntarily, without charge. 

  • A talent or natural ability. 

  • Something gained incidentally, without effort. 

  • The act, right, or power of giving or bestowing. 

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