dare vs side bet

dare

noun
  • In the game truth or dare, the choice to perform a dare set by the other players. 

  • The quality of daring; venturesomeness; boldness. 

  • A challenge to prove courage. 

  • A small fish, the dace 

  • Defiance; challenge. 

verb
  • To terrify; to daunt. 

  • To have enough courage (to do something). 

  • To have enough courage to meet or do something, go somewhere, etc.; to face up to 

  • To catch (larks) by producing terror through the use of mirrors, scarlet cloth, a hawk, etc., so that they lie still till a net is thrown over them. 

  • To defy or challenge (someone to do something) 

side bet

noun
  • A bet on some aspect of a game or competition that is not the main bet of the game or the prize of the competition; proposition bet. 

  • An investment of time, money, or resources that reinforces one's commitment to a course of action. 

  • An investment or risk undertaken by a company that is not part of its core business. 

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