| Similarity | Rank | |
|---|---|---|
| sewage | 0.802 | 6966 |
| pumping | 0.758 | 62533 |
| sluice | 0.756 | 20807 |
| prestonpans | 0.754 | 59783 |
| cesspool | 0.753 | 45207 |
| desalination | 0.751 | 43951 |
| porthleven | 0.749 | 99259 |
| pipework | 0.741 | 23535 |
| sludge | 0.740 | 15255 |
| feed-and-expansion | 0.739 | 47951 |
| effluent | 0.737 | 11027 |
| mill-pond | 0.736 | 77342 |
| mineshaft | 0.734 | 56434 |
| culvert | 0.734 | 30743 |
| farmoor | 0.733 | 53619 |
| inlet | 0.728 | 13579 |
| leadon | 0.727 | 62022 |
| fresh-water | 0.725 | 58429 |
| gravity-fed | 0.725 | 64437 |
| tailings | 0.725 | 54074 |
| culverted | 0.724 | 88168 |
| soakaway | 0.724 | 47689 |
| gogar | 0.722 | 59674 |
| watercourse | 0.722 | 22216 |
| embank | 0.717 | 65387 |