jackpot vs stakes

jackpot

noun
  • A money prize pool which accumulates until the conditions are met for it to be won. 

  • A jumble of felled timber. 

  • A large cash prize or money. 

  • A concentration of surface wood or fuel. 

  • A large accumulated point bonus, originally awarded after a long set of actions but now often easily available in multiball modes. 

  • An unexpected windfall or reward. 

  • A difficult situation. 

verb
  • To issue a jackpot. 

stakes

noun
  • The money wagered in gambling 

  • Risks 

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