dynamite vs safety

dynamite

verb
  • To lock up from being invoked too suddenly. 

  • To blow up with dynamite or other high explosive. 

  • To dismantle or destroy. 

  • To apply maximum pressure to very quickly. 

noun
  • A class of explosives made from nitroglycerine in an absorbent medium such as kieselguhr, used in mining and blasting. 

  • Anything exceptionally dangerous, exciting or wonderful. 

  • A stick of trinitrotoluene (TNT). 

  • A strong drug, in particular heroin, cocaine or potent marijuana. 

safety

verb
  • to secure a firing pin, as in guns, to keep the gun from firing 

  • To secure (a mechanical component, as in aviation) to keep it from becoming detached even under vibration. 

noun
  • An instance of a player being sacked or tackled in the end zone, or stepping out of the end zone and off the field, resulting in two points to the opposite team. 

  • A mechanism on a weapon or dangerous equipment designed to prevent accidental firing. 

  • The condition or feeling of being safe; security; certainty. 

  • Any of the defensive players who are in position furthest from the line of scrimmage and whose responsibility is to defend against passes as well as to be the tacklers of last resort. 

  • A safety squeeze. 

  • Preservation from escape; close custody. 

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