Impassable

adj

Definitions

Adjective
  1. 1
    Incapable of being passed over, crossed, or negotiated. usually

    "At the same time, the encroachment of vegetation proceeds apace, and broom and brambles have already made portions of the line impassable, even on foot."

  2. 2
    Incapable of being overcome or surmounted.
  3. 3
    Not usable as legal tender.
Adjective
  1. 1
    incapable of being passed wordnet

Etymology

From im- + pass + -able.

Next best steps

Mini challenge

Unscramble this word: impassable