trafficability

[traf-i-kuh-bil-i-tee]
noun
  1. the condition of soil or terrain with regard to its being traveled over, as by people, vehicles, or machinery.
  2. the skill of maneuvering over a terrain.

Origin of trafficability

First recorded in 1895–1900; trafficable + -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018