putter vs shot put

putter

noun
  • A shot-putter. 

  • A person who is taking a putt or putting. 

  • One who puts or places. 

  • A golf club specifically intended for a putt. 

  • One who pushes the small wagons in a coal mine. 

verb
  • To be active, but not excessively busy, at a task or a series of tasks. 

  • To produce intermittent bursts of sound in the course of operating. 

shot put

noun
  • A ball used to perform the action of shot put. 

  • An athletics event where a competitor must hurl a heavy metal orb ("shot") as far as possible. Because of the weight of the ball this is done with a pushing ("putting") motion rather than a throwing motion. 

  • A trial of shot put. 

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