gazump vs trouser

gazump

verb
  • To swindle; to extort. 

  • To trump or preempt; to reap the benefit underhandedly from a situation that someone else has worked to create. 

  • To buy a property by bidding more than the price of an existing, accepted offer. 

  • To raise the selling price of something (especially property) after previously agreeing to a lower one. 

noun
  • The act of gazumping. 

  • A politician who takes bribes. 

trouser

verb
  • To secretively steal (an item or money) for personal use. 

  • To put (money) into one's trouser pocket; to pocket. 

  • To take and keep (something, especially money, that is not one's own); to pocket. 

noun
  • A pair of trousers. 

  • Of or relating to trousers. 

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