| Answer | Crossword Clue |
|---|---|
| sink | basin connected with a water supply and a drain |
| sank | basin connected with a water supply and a drain |
| sunken | basin connected with a water supply and a drain |
| sunk | basin connected with a water supply and a drain |
| boilers | closed vessel or arrangement of vessels and tubes, together with a furnace or other heat source, in which steam or other vapor is generated from water to drive turbines or engines, supply heat, process certain materials, etc. |
| boiler | closed vessel or arrangement of vessels and tubes, together with a furnace or other heat source, in which steam or other vapor is generated from water to drive turbines or engines, supply heat, process certain materials, etc. |
