courser vs hunter

courser

noun
  • A dog used for coursing. 

  • A person who practises coursing. 

  • Any of several species of bird in the genera Cursorius or Rhinoptilus of the family Glareolidae. 

  • A stone used in building a course. 

  • A racehorse or a charger. 

  • A hunter. 

hunter

noun
  • A dog used in hunting. 

  • A person who bottles up their aggression and eventually releases it explosively. 

  • A pocket watch with a spring-hinged circular metal cover that closes over the dial and crystal, protecting them from dust and scratches. 

  • A horse used in hunting, especially a thoroughbred, bred and trained for hunting. 

  • One who hunts game for sport or for food; a huntsman or huntswoman. 

  • One who hunts or seeks after anything. 

  • A kind of spider, the huntsman or hunting spider. 

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