| There were sentries, but the night was dark, the marsh believed to be unpassable, the crossing carried out with stealthy skill. |
| In the dry season it is arid, in the wet season it is an unpassable swamp. |
| Our street and many others in 11104 Sunnyside Gardens are not plowed and therefore unpassable. |
| The streets were unpassable and he couldn't get his car out of his driveway anyway, so Van Buren took public transportation. |
| Tradesmen and people dumping household waste have made the track to his mother's house almost unpassable. |
| Tens of thousands have been trapped in often-freezing homes and villages by walls of snow and unpassable roads. |
