| Similarity | Rank | |
|---|---|---|
| mudflat | 0.705 | 36738 |
| silting | 0.696 | 58043 |
| waterlogging | 0.684 | 41903 |
| alluvium | 0.681 | 48914 |
| siltation | 0.679 | 76239 |
| silt | 0.679 | 13817 |
| farmoor | 0.676 | 53619 |
| estuary | 0.675 | 7292 |
| outfall | 0.673 | 28169 |
| tailings | 0.671 | 54074 |
| reed-bed | 0.669 | 64995 |
| lacustrine | 0.668 | 76897 |
| kielder | 0.667 | 36881 |
| melt-water | 0.667 | 97469 |
| aquifer | 0.666 | 17613 |
| cropland | 0.665 | 67849 |
| eutrophic | 0.664 | 87005 |
| dam | 0.662 | 6405 |
| drainage | 0.661 | 6052 |
| watercourse | 0.656 | 22216 |
| bore-hole | 0.655 | 50491 |
| groundwater | 0.655 | 12650 |
| pond | 0.655 | 3508 |
| sewage | 0.652 | 6966 |
| subsoil | 0.652 | 27141 |