leadfoot vs trainer

leadfoot

noun
  • One who drives quickly or without subtlety, one who often engages in and/or is fond of slamming and flooring the accelerator often. 

  • A driver who does not compensate the throttle position of the vehicle for road conditions or terrain, invariably slowing down while going uphill and speeding up while going downhill. 

trainer

noun
  • A person who trains another; a coach. 

  • A person responsible for treating injuries sustained by players during matches; a physiotherapist. 

  • A patch for a video game that applies cheats. 

  • A running shoe or sneaker. 

  • A piece of indoor equipment allowing a bicycle to be ridden while stationary. 

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