| Similarity | Rank | |
|---|---|---|
| tigris | 0.894 | 46569 |
| drina | 0.860 | 62415 |
| neretva | 0.838 | 59252 |
| mekong | 0.838 | 45501 |
| shatt | 0.833 | 62021 |
| headwater | 0.832 | 73111 |
| dnieper | 0.830 | 79804 |
| indus | 0.822 | 30818 |
| volta | 0.818 | 49472 |
| negev | 0.818 | 57644 |
| kotor | 0.814 | 91972 |
| al-arab | 0.812 | 63948 |
| irtysh | 0.811 | 86218 |
| dniester | 0.807 | 92074 |
| okhotsk | 0.805 | 69298 |
| ural | 0.803 | 48386 |
| vistula | 0.802 | 42044 |
| khafji | 0.802 | 65399 |
| kirkuk | 0.800 | 39597 |
| wadi | 0.794 | 27767 |
| littoral | 0.793 | 40063 |
| danube | 0.792 | 14362 |
| mosul | 0.791 | 60921 |
| meuse | 0.787 | 34251 |
| matsu | 0.786 | 93115 |