| Similarity | Rank | |
|---|---|---|
| guadalquivir | 0.880 | 68976 |
| headwater | 0.862 | 73111 |
| carpathian | 0.857 | 78580 |
| garsdale | 0.850 | 66848 |
| saltmarshe | 0.850 | 82335 |
| talabec | 0.849 | 78120 |
| yangtze | 0.847 | 39515 |
| reik | 0.846 | 48367 |
| northernmost | 0.843 | 38738 |
| vyrnwy | 0.843 | 60661 |
| mawddach | 0.836 | 83331 |
| dnieper | 0.835 | 79804 |
| irtysh | 0.835 | 86218 |
| brahmaputra | 0.834 | 72946 |
| judean | 0.833 | 87211 |
| forested | 0.833 | 30873 |
| swampland | 0.831 | 62331 |
| baikal | 0.831 | 43079 |
| gironde | 0.830 | 96762 |
| altiplano | 0.828 | 87512 |
| grisedale | 0.828 | 58078 |
| titicaca | 0.826 | 66496 |
| tigris | 0.826 | 46569 |
| patagonian | 0.825 | 76638 |
| zambesi | 0.825 | 91746 |