dodger vs flying buttress

dodger

noun
  • A frame-supported canvas over the companionway (entrance) of a sailboat providing the on-deck crew partial cover from the splashes of the seas that break against the hull of the boat. 

  • Someone who dodges (avoids something by quickly moving). 

  • A person full of tricks or street smarts. 

  • An advertising leaflet; a flyer. 

flying buttress

noun
  • A buttress that stands apart from the structure that it supports, and is connected to it by an arch (flyer). 

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