frith vs mott

frith

noun
  • A forest or wood; woodland generally. 

  • Brushwood or undergrowth, sometimes in the form of a hedge. 

  • Land with mostly undergrowth and few trees; also, land in between forests or woods; pastureland which is not in use. 

  • A hedge, especially one made from brushwood which has been wattled; also, a movable frame made from wattled branches, a hurdle. 

mott

noun
  • A copse or small grove of trees, especially live oak or elm. 

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