| curb(noun, control, check, disorder, block) |
| curtain(noun, shade, shield, screen, obstruction) |
| ditch(noun, defense, obstruction) |
| fortification(noun, support, block, bar, guard) |
| gate(noun, block, inclosure) |
| hitch(noun, disorder, block, difficulty, weakness) |
| safeguard(noun, support, care, guard, shield) |
| shield(noun, shade, care, guard, screen) |
| stop(noun, help, check, open, block) |
| blind(noun, shade) |
| blockade(noun, block, difficulty, bar, hindrance) |
| disadvantage(noun, disorder, difficulty, weakness, burden) |
| embargo(noun, check, curb, limit, restraint) |
| limit(noun, control, check, curb, restraint) |
| limitation(noun, control, block, difficulty, limit) |
| shelter(noun, care, guard, shield, resistance) |
| stumbling block(noun, expression, idiom, disorder, block) |
| dike(noun, defense, embankment) |
| balustrade |
| breakwater(noun, mole, quay, dike, pier) |