| Similarity | Rank | |
|---|---|---|
| euphrates | 0.894 | 37768 |
| irtysh | 0.881 | 86218 |
| headwater | 0.874 | 73111 |
| okhotsk | 0.872 | 69298 |
| ural | 0.872 | 48386 |
| dnieper | 0.871 | 79804 |
| indus | 0.864 | 30818 |
| brahmaputra | 0.858 | 72946 |
| reik | 0.851 | 48367 |
| yenisei | 0.851 | 57014 |
| talabec | 0.850 | 78120 |
| drina | 0.847 | 62415 |
| kola | 0.846 | 61042 |
| caspian | 0.840 | 29127 |
| vistula | 0.836 | 42044 |
| westernmost | 0.832 | 76416 |
| mekong | 0.831 | 45501 |
| guadalquivir | 0.829 | 68976 |
| littoral | 0.828 | 40063 |
| landlocked | 0.828 | 44985 |
| headwaters | 0.826 | 62123 |
| neretva | 0.823 | 59252 |
| negev | 0.823 | 57644 |
| orinoco | 0.823 | 53850 |
| turkana | 0.821 | 64053 |