| Similarity | Rank | |
|---|---|---|
| cistern | 0.752 | 11304 |
| feed-and-expansion | 0.719 | 47951 |
| washer | 0.717 | 14286 |
| pipework | 0.716 | 23535 |
| flue | 0.708 | 14977 |
| blowlamp | 0.707 | 55317 |
| piping | 0.705 | 14933 |
| downpipe | 0.704 | 24535 |
| manhole | 0.704 | 26057 |
| sump | 0.703 | 29110 |
| draincock | 0.696 | 60890 |
| ballcock | 0.694 | 82634 |
| relit | 0.694 | 83086 |
| rainwater | 0.691 | 16454 |
| gatevalve | 0.691 | 64458 |
| stopcock | 0.682 | 36938 |
| unscrew | 0.681 | 21248 |
| culvert | 0.681 | 30743 |
| solvent-weld | 0.679 | 77362 |
| airpump | 0.679 | 69353 |
| gravity-fed | 0.679 | 64437 |
| ballvalve | 0.675 | 30981 |
| strainer | 0.675 | 41277 |
| pump | 0.674 | 3060 |
| valve | 0.670 | 5415 |