barque vs skeg

barque

noun
  • A sailing vessel or boat of any kind. 

  • A sailing vessel of three or more masts, with all masts but the sternmost square-rigged, the sternmost being fore-and-aft-rigged 

skeg

noun
  • A similar construction on a boat that acts as a keel. 

  • A fin-like structure to the rear of the keel of a vessel that supports the rudder and protects a propeller. 

  • A surfer; a person who leads a surfing lifestyle. 

  • A look or glance. 

  • A fin that serves to stabilize a surfboard. 

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