hurricane vs willy-willy

hurricane

noun
  • A severe tropical cyclone in the North Atlantic Ocean, Caribbean Sea, Gulf of Mexico, or in the eastern North Pacific off the west coast of Mexico, with winds of 119 km/h (74 miles per hour) or greater accompanied by rain, lightning, and thunder that sometimes moves into temperate latitudes. 

  • A wind scale for quite strong wind, stronger than a storm 

  • "full—triple-full—full" – an acrobatic maneuver consisting of three flips and five twists, with one twist on the first flip, three twists on the second flip, one twist on the third flip 

willy-willy

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