copse vs frith

copse

noun
  • Any woodland or woodlot. 

  • A coppice: an area of woodland managed by coppicing (periodic cutting near stump level). 

  • Any thicket of small trees or shrubs, coppiced or not. 

verb
  • To trim or cut. 

  • To plant and preserve. 

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. 

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