halyard vs rigging

halyard

noun
  • A rope used to raise or lower a sail, flag, spar or yard. 

rigging

noun
  • Dress; tackle; especially (nautical), the ropes, chains, etc., that support the masts and spars of a sailing vessel, and serve as purchases for adjusting the sails, etc. 

  • Similar supporting material used for construction work, or in film, theater, etc. 

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