| The passes there have become impassable because of the weather and the orcs that are everywhere. |
| In the nineteenth century there were repeated complaints that the pavements of London were made impassable by children's shuttlecock and tipcat. |
| Still, when it snowed the road had to be plowed or it was impassable, and in the summer the dust whirled. |
| She was now staring at a bleak and desolate landscape with nothing in the horizon but impassable mountains and valleys. |
| First a load of rocks had to be dropped on the drive, turning it from dangerous to pretty much impassable. |
| He went out to look and saw that the front of the school was covered with water and impassable. |
