| 100% | EDER | 4 | River that joins the Fulda |
| 75% | TIGRIS | 6 | River that joins the Euphrates |
| 73% | GILA | 4 | River that joins the Colorado near Yuma |
| 72% | MARICO | 6 | River that joins the Crocodile to form the Limpopo |
| 71% | ASSINIBOINE | 11 | River that joins the Red River at Winnipeg, Manitoba, Canada |
| 70% | SAONE | 5 | 294 mile river that joins the Rhone at Lyon |
| 68% | OHIO | 4 | River that joins the Mississippi in the southeast corner of the 43-Across |
| 58% | YARE | 4 | River in Norfolk that joins the River Chet at Hardley Cross |
| 57% | SAONE | 5 | River in E France that joins the Rhone at Lyon |
| 57% | UCAYALI | 7 | River in Peru that joins the Maranon River near the town of Nauta |
| 56% | VAAL | 4 | River in South Africa that joins the Orange River west of Kimberley |
| 56% | SWALE | 5 | River in North Yorkshire that joins the Ure to form the Ouse |
| 55% | ELDE | 4 | 140 mi. German river that flows out of the Plauer See and joins the Elbe at Domitz |
| 55% | NEISSE | 6 | River rising in southwest Poland that joins the Odra near Brzeg |
| 55% | NEISSE | 6 | River rising in southwest Poland that joins the Oder near Brzeg |
| 55% | NEISSE | 6 | River rising in SW Poland that joins the Oder near Brzeg |
| 52% | OSAGE | 5 | River that feeds the Missouri |
| 51% | CONNECTINGROD | 13 | Part that joins the piston to the crankshaft |
| 51% | UTES | 4 | Team that joined the Pac-12 in 2011 |
| 51% | UCLA | 4 | Sch. that joined the Big Ten in 2024 |
| 51% | NEOSHO | 6 | US river rising in Kansas that joins the Arkansas River near Muskogee, Oklahoma |
| 51% | NEVA | 4 | River that flows by the Hermitage |
| 51% | EBRO | 4 | River that drains the western Pyrenees |
| 51% | NEVA | 4 | River that passes by the Hermitage |
| 51% | SEINE | 5 | River that passes by the Louvre |
| 51% | SEINE | 5 | River that runs near the Louvre |
| 51% | TIBER | 5 | River that rises in the Apennines |
| 51% | SARANAC | 7 | River that begins in the Adirondacks |
| 51% | YSER | 4 | River that flows through the ganzepoot |
| 50% | LEA | 3 | River that meets the Thames at London |