marketworthy vs trafficable

marketworthy

adj
  • Fit to be marketed; saleable. 

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. 

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