| Answer | Crossword Clue |
|---|---|
| OHIO | River formed by Allegheny and Monongahela. |
| SANTEE | River formed by the Congaree and Wateree |
| WESER | River formed by the junction of the Fulda and Werra |
| fluviomarine | of deposits, formed by joint action of the sea and a river or stream |
| YOSEMITE | Valley formed by Merced River. |
| CANYON | Ravine formed by a river |
| bluffer | a steep promontory, bank, or cliff, esp one formed by river erosion on the outside bend of a meander |
