trafficable vs vendible

trafficable

adj
  • Able to be trafficked or traded; marketable. 

  • Having good trafficability: of a vehicle, able to traverse terrain; of terrain, able to support vehicle movement. 

vendible

adj
  • Salable; able to be bought, sold, or traded. 

noun
  • Anything that can be bought and sold. 

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