| bar(hindrance, obstruction, impediment) |
| barricade(block, hindrance, obstruction, impediment, fence) |
| barrier(hindrance, obstruction, impediment) |
| blank wall(expression, block, hindrance, obstruction, impediment) |
| clog(block, hindrance, obstruction, impediment, fence) |
| deterrent(block, hindrance, obstruction, impediment, fence) |
| encumbrance(block, hindrance, obstruction, impediment, fence) |
| fence(block, hindrance, obstruction, impediment, wall) |
| hindrance(block, obstruction, impediment, fence, wall) |
| hurdle(block, hindrance, obstruction, impediment, fence) |
| impediment(block, hindrance, obstruction, fence, wall) |
| obstacle(block, hindrance, obstruction, impediment, fence) |
| obstruction(block, hindrance, impediment, fence, wall) |
| pale(block, hindrance, obstruction, impediment, fence) |
| railing(block, hindrance, obstruction, impediment, fence) |
| restraint(block, hindrance, obstruction, impediment, fence) |
| restriction(hindrance, obstruction, impediment) |
| road block(expression, block, hindrance, obstruction, impediment) |
| snag(block, hindrance, obstruction, impediment, fence) |
| stop(block, hindrance, obstruction, impediment, fence) |