| clog(verb, block, obstruct, fill) |
| congest(verb, block, obstruct, fill) |
| cork(verb, block, obstruct, fill) |
| dam(verb, block, obstruct, fill) |
| exclude(verb, block, obstruct, fill) |
| fill(verb, block, obstruct, seal) |
| join(verb, close, secure, fasten) |
| link(noun, verb, close, secure) |
| lock up(verb, expression, phrasal verb, take, keep) |
| obstruct(verb, block, fill, seal) |
| occlude(verb, block, obstruct, fill) |
| plug(verb, block, obstruct, fill) |
| prevent passage(verb, expression, block, obstruct) |
| put to(verb, expression, block, obstruct) |
| retard flow(verb, expression, block, obstruct) |
| screen(verb, block, obstruct, fill) |
| seal(verb, close, secure, block) |
| shut(verb, close, secure, block) |
| shut off(verb, expression, block, obstruct) |
| shutter(verb, block, obstruct, fill) |