| Similarity | Rank | |
|---|---|---|
| Tigris | 0.740 | 70536 |
| Zambezi | 0.713 | 52630 |
| Aswan | 0.711 | 68447 |
| Niger | 0.704 | 27137 |
| Nubian | 0.692 | 77342 |
| Arabian | 0.683 | 17885 |
| Egypt | 0.682 | 4424 |
| Zanzibar | 0.680 | 42098 |
| Okavango | 0.679 | 73812 |
| Sahara | 0.678 | 23715 |
| Euphrates | 0.672 | 50312 |
| River | 0.672 | 1770 |
| Ganges | 0.668 | 46779 |
| Aqaba | 0.664 | 85182 |
| Aden | 0.655 | 48882 |
| Horn | 0.655 | 16943 |
| Luxor | 0.653 | 44005 |
| Caspian | 0.651 | 35899 |
| Wadi | 0.650 | 49863 |
| Kordofan | 0.644 | 81256 |
| Ethiopia | 0.644 | 13223 |
| Sea | 0.644 | 3732 |
| Turkana | 0.640 | 98313 |
| Africa | 0.639 | 1872 |
| Gulf | 0.636 | 5580 |