untraversable

the dense jungle proved utterly untraversable, forcing the expedition to turn back.

due to the blizzard, the mountain pass was completely untraversable.

the chasm was so wide and deep, it appeared untraversable by any means.

the terrain was rugged and steep, making the area virtually untraversable.

after the earthquake, the road became untraversable, cutting off the village.

the icy river was fast-flowing and untraversable without proper equipment.

the swamp was a treacherous and untraversable landscape.

the minefield presented an untraversable barrier to the advancing troops.

the software's complex architecture seemed untraversable to the new developer.

the bureaucratic process felt untraversable for a small business owner.

the sheer cliff face was an untraversable obstacle for the climbers.