| Similarity | Rank | |
|---|---|---|
| scheldt | 0.794 | 75574 |
| meuse | 0.785 | 34251 |
| elbe | 0.784 | 33276 |
| pyrenees | 0.766 | 14729 |
| loire | 0.757 | 21424 |
| neretva | 0.754 | 59252 |
| seine | 0.751 | 18402 |
| gotthard | 0.740 | 38869 |
| apennine | 0.739 | 45131 |
| danube | 0.736 | 14362 |
| liguria | 0.734 | 68324 |
| rhineland | 0.733 | 29360 |
| adriatic | 0.733 | 19062 |
| torrente | 0.729 | 67757 |
| ardennes | 0.727 | 60484 |
| cotentin | 0.726 | 93439 |
| moselle | 0.725 | 49099 |
| vistula | 0.723 | 42044 |
| grisons | 0.721 | 88713 |
| vosges | 0.721 | 47781 |
| glarus | 0.719 | 57917 |
| garonne | 0.715 | 56984 |
| charente | 0.715 | 64231 |
| ticino | 0.714 | 65528 |
| mauléon | 0.714 | 73990 |