wood vs woodchip

wood

noun
  • The substance making up the central part of the trunk and branches of a tree. Used as a material for construction, to manufacture various items, etc. or as fuel. 

  • A type of golf club, the head of which was traditionally made of wood. 

  • An erection of the penis. 

  • The wood of a particular species of tree. 

  • A forested or wooded area. 

  • Firewood. 

  • A woodwind instrument. 

  • A peckerwood. 

  • Chess pieces. 

verb
  • To hide behind trees. 

  • To supply with wood, or get supplies of wood for. 

  • To cover or plant with trees. 

  • To take or get a supply of wood. 

woodchip

noun
  • A small mechanically produced piece (chip) of wood, generally from 0.5 to 10 cm in diameter, used primarily as raw material for pulp, paper and construction boards, as well as fuel and mulch. 

  • A small fibre of wood; especially such material as used to make ingrain wallpaper, aka woodchip wallpaper. See Wikipedia article on ingrain wallpaper. 

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