| Rating | Solver | Clue |
|---|---|---|
| CANAL | Waterway | |
| RIVER | Waterway | |
| RHEIN | German waterway | |
| RHINE | German waterway | |
| SEINE | French waterway | |
| STRAIT | Narrow waterway | |
| CREEK | Small waterway | |
| POND | Small waterway | |
| RILL | Small waterway | |
| INLET | Small waterway | |
| TAGUS | Main Iberian waterway | |
| MISSISSIPPI | New Orleans waterway | |
| ENGLISH | Dover/Calais waterway, ... Channel | |
| IRISHSEA | Isle of Man waterway | |
| BASSSTRAIT | Waterway north of Tasmania | |
| REDSEA | Captured seaman inside Mideast waterway | |
| CULVERT | A transverse drain or waterway of masonry under a road, railroad, canal, etc.; a small bridge. | |
| SCUPPER | An opening cut through the waterway and bulwarks of a ship, so that water falling on deck may flow overboard; -- called also scupper hole. | |
| WATERWAY | ... which are cut through it. In iron vessels the waterway is variously constructed. ... | |