| obstacle(noun, help, check, open, disorder) |
| impediment(noun, help, check, open, disorder) |
| bar(noun, help, check, open, disorder) |
| obstruction(noun, help, check, open, disorder) |
| hindrance(noun, control, help, open, disorder) |
| block(noun, help, open, disorder, difficulty) |
| wall(noun, help, open, disorder, block) |
| barricade(noun, help, open, disorder, block) |
| fence(noun, block, difficulty, bar, hindrance) |
| restraint(noun, control, check, disorder, block) |
| boundary(noun, limit, edge, border, obstacle) |
| hurdle(noun, help, open, disorder, block) |
| snag(noun, help, open, disorder, block) |
| check(noun, control, disorder, block, difficulty) |
| restriction(noun, control, disorder, block, difficulty) |
| railing(noun, bar, hindrance, obstruction, hedge) |
| deterrent(noun, control, disorder, difficulty, limit) |
| handicap(noun, disorder, difficulty, weakness, burden) |
| blockage(noun, help, open, disorder, block) |
| encumbrance(noun, disorder, difficulty, weakness, burden) |