leadfoot vs occupant

leadfoot

noun
  • 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. 

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

occupant

noun
  • A person sitting in a car or other vehicle. 

  • A person who occupies an office or a position. 

  • A person who occupies a place. 

  • The owner or tenant of a property. 

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