exchange vs scrap

exchange

noun
  • The loss of one piece and associated capture of another. 

  • The transfer of substances or elements like gas, amino-acids, ions etc. sometimes through a surface like a membrane. 

  • The fourth through sixth digits of a ten-digit phone number (the first three before the introduction of area codes). 

  • The loss of a minor piece (typically a bishop or knight) and associated capture of the more advantageous rook. 

  • A telephone exchange. 

  • A conversation. 

  • An act of exchanging or trading. 

  • The difference between the values of money in different places. 

  • A place for conducting trading. 

verb
  • To trade or barter. 

  • To replace with, as a substitute. 

  • To recommend and get recommendations. 

scrap

noun
  • A (small) piece; a fragment; a detached, incomplete portion. 

  • Loose-leaf tobacco of a low grade, such as sweepings left over from handling higher grades. 

  • A fight, tussle, skirmish. 

  • The crisp substance that remains after drying out animal fat. 

  • The smallest amount. 

  • Discarded objects (especially metal) that may be dismantled to recover their constituent materials, junk. 

  • A piece of deep-fried batter left over from frying fish, sometimes sold with chips. 

  • A Hispanic criminal, especially a Mexican or one affiliated with the Sureno gang. 

  • Leftover food. 

verb
  • To discard. 

  • To make into scrap. 

  • to fight 

  • To stop working on indefinitely. 

  • To scrapbook; to create scrapbooks. 

  • To dispose of at a scrapyard. 

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