dare vs sprag

dare

noun
  • A small fish, the dace 

  • The quality of daring; venturesomeness; boldness. 

  • A challenge to prove courage. 

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

  • 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) 

sprag

noun
  • A young salmon. 

  • A billet of wood; a piece of timber, a similar solid object or constructed unit used as a prop. 

verb
  • To prop or sustain with a sprag. 

  • To check the motion of, as a carriage on a steep slope, by putting a sprag between the spokes of the wheel. 

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