passable

impassible, unpassable, inaccessible, passable, unnavigable, unusable, treacherous, uninhabitable, unreachable, unplowed, submerged, motorable, waterlogged, silted, slushy, unpaved, stranded, navigable, traversable, unplayable, slippery, rutted, inoperable, unclimbable, inoperative, clogged, vehicular traffic, unploughed, overwash, asphalted, unrecognizable, muddy, inhabitable, unaccessible, rutty, impossible, unuseable, unlivable, crossable, icy, unsalvageable, gridlocked, unfeasible, metalled, slicken, unliveable, congested, undrinkable, slippy, potholed, treeless, flash flood, unsafe, uneconomical, impenetrable, ungovernable, graveled, snowbound, unbreathable, hilly, hazardous, bottlenecked, sny, reachable, landlocked, unroofed, unreadable, mountainous, snowless, overgrown, untraveled, uninsurable, inedible, laned, habitable, wadable, barcoo river, unbridged, plowable, unmanageable, mudslide, boggy, unaffordable, sleety, uninhabited, intracoastal waterway, unviable, overcrowded, dangerous, pathless, unserviceable, torrential, slipe, chilkoot pass, uneconomic, obsolete, unavailable, useless, flashflood, macadamized, jackknifed, oversnow, impracticable, atone, attained, barren, bereft, burnt, cease, conquered, destitute, everybody, everything, fathom, has, healed, immune, impotent, indispensable, indistinguishable, kilometers, motionless, precipitous, unmapped, roadless, rugged, trackless, snowcovered, uncharted, miry, swampy, wooded, forested, rocky, uncrossable, untracked

unsurmountable, untraversable