fanlight vs spreader

fanlight

noun
  • a semicircular or semioval window over a door or other window, normally having a fan-like structure of ribs; sometimes hinged to the transom 

  • an electric fan, usually a ceiling fan, that is also a light fixture 

spreader

noun
  • A spacer or device for keeping two objects apart. 

  • An object or person who spreads. 

  • A knife or spatula used to distribute a substance such as butter or jelly. 

  • A machine for combining and drawing fibers of flax to form a sliver preparatory to spinning. 

  • A horizontal athwartships spar attached to the mast of a sailboat in order to extend the shrouds away from the mast. 

  • A member of a cracking group who distributes warez. 

  • The moving platform of a container crane. 

  • A device used to spread bulk material. 

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