crowbar vs deadbolt

crowbar

noun
  • 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. 

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

  • 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. 

deadbolt

noun
  • A kind of lock in which the bolt (moving portion) is held in position by the cylinder rather than by a spring and so cannot be retracted except by turning the cylinder. 

  • The part of the lock which is moved when the key is engaged. 

verb
  • To fasten or secure with a deadbolt. 

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