| Answer | Crossword Clue |
|---|---|
| DELTA | Triangular river formation |
| DELTA | Triangular formation |
| DELTA | Triangular land formation |
| deltas | triangular plain between the branches of the mouth of a river |
| delta | triangular plain between the branches of the mouth of a river |
| DELTA | River formation |
| DELTA | River mouth formation |
| RIA | River valley formation |
| DELTA | River-mouth formation |
| DELTA | Sand formation at river mouth. |
