| Answer | Crossword Clue |
|---|---|
| DELTA | River's mouth |
| JOAN | Rivers with a wide mouth? |
| DELTA | Formation at a river's mouth |
| DELTAIC | Pertaining to a river's mouth. |
| DELTA | Area at a river's mouth |
| SILT | Buildup at a river's mouth |
| SILT | Deposit around a river's mouth |
| DELTA | Deposit at a river's mouth |
| DELTA | Land at a river's mouth |
