| obstruct(verb, stop, close, check, halt) |
| clog(verb, stop, close, check, halt) |
| plug(verb, stop, break, close, check) |
| block(verb, stop, break, close, check) |
| close(verb, stop, break, check, halt) |
| choke(verb, stop, close, check, halt) |
| impede(verb, stop, close, check, halt) |
| congest(verb, adjective, stop, break, close) |
| jam(verb, block, prevent, hinder, impede) |
| close up(verb, expression, phrasal verb) |
| fill(verb, stop, break, close, check) |
| obturate |
| stop(verb, close, check, reject, halt) |
| barricade(verb, stop, close, check, halt) |
| blockade(verb, stop, close, halt, block) |
| curb(verb, hold, check, block, prevent) |
| shut(verb, block, prevent, bar, obstruct) |
| stop up(verb, expression, phrasal verb, stop, close) |
| hinder(verb, stop, close, check, halt) |
| pack(stop, fill, seal, bung) |