weatherboard vs weatherstrip

weatherboard

noun
  • Any of a series of horizontal boards used to cover the exterior of a timber-framed building; clapboard. 

  • The windward side of a vessel. 

  • A plank placed over an opening to keep out driven water. 

verb
  • To cover with a weatherboard. 

weatherstrip

noun
  • A narrow piece of material used to prevent cold air from entering a building through the edge of a window or a door. 

verb
  • To apply such a strip. 

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