crankshaft vs crowbar

crankshaft

noun
  • A rotating shaft that drives (or is driven by) a crank. 

verb
  • To deform in such a manner that part of the rod or bolt is displaced sideways, offset from the longitudinal axis of the part, but remains parallel with the part's main longitudinal axis, with the final shape somewhat resembling a crankshaft. 

crowbar

noun
  • An electrical circuit that prevents an overvoltage from causing damage. 

  • An iron or steel bar, often with a flattened end which may also be hook-shaped, to be used as a lever to manually force things apart. 

  • A type of cocktail made with only Crown Royal whiskey and lemon lime soda. 

verb
  • To force to move, usually with a crowbar; to prise. 

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