unpassable Definition

impassable, unnavigable, unclimbable, unsurmountable, untraversable, impassible, inaccessible, passable, treacherous, unusable, unreachable, unpaved, unaccessible, slippery, traversable, navigable, untrodden, unplowed, unplayable, mountainous, pathless, muddy, uninhabitable, crossable, boggy, desolate, unpopulated, uncleared, unreadable, dangerous, unfeasible, barren, uninhabited, unsafe, unviable, motorable, unploughed, waterlogged, stranded, rutted, rutty, silted, congested, slushy, metalled, submerged, asphalted, clogged, unbridged, hilly, slippy, untraveled, unfrequented, unmapped, potholed, slicken, overwash, bumpiest, macadamized, unuseable, unroofed, gridlocked, gravelled, unstable, plowable, inoperative, icy, wadable, unlit, dammed, mudslide, overloaded, snaky, unsown, tsangpo, treeless, lahar, trafficable, overcrowded, overgrown, embanked, uneconomical, useless, unbreathable, inoperable, torrential, hazardous, twisty, swampy, unliveable, snowbound, unpeopled, drivable, uninsurable, ungroomed, uncultivable, unswept, marshy, windy, bridgeless,