| Rating | Solver | Clue |
|---|---|---|
| EBB | Outflow | |
| EFFLUX | Outflow | |
| LEAK | Outflow | |
| LEAKAGE | Outflow | |
| DISCHARGE | Outflow | |
| LAVA | Volcanic outflow | |
| EFFLUENT | Outflow of sewage | |
| ESCAPE | Leakage or outflow, as of steam or a liquid. | |
| DRAIN | The act of draining, or of drawing off; gradual and continuous outflow or withdrawal; as, the drain of specie from a country. | |
| MOUTHPIECE | An appendage to an inlet or outlet opening of a pipe or vessel, to direct or facilitate the inflow or outflow of a fluid. | |