| HAREBRAINED | Foolish to run a quantity of water into the sack |
| RIVER | Did you know?: Every second, Niagara Falls dumps 160 tons of water into the Niagara ___ |
| DUTY | An obligation; a measure of an engine's efficiency; playground supervision; or, a quantity of water needed to irrigate an area of crops (4) |
| INJECTOR | Part of a steam locomotive that employs a jet of steam to force water into the boiler (8) |
| PRIMES | Of a steam locomotive, passes excess water into the cylinders (6) |
| LEAK | Word, homophonous with an emblem of Wales, for the seeping of water into a boat, requiring bales (4) |
| EVAPORATION | Conversion of water into a gaseous state, as by the sun's heat |
| DOUCHE | Direct a spray of water into a bodily cavity, for cleaning (6) |
| ENCOUNTERBAY | Body of water into which the Murray River of Australia flows (9,3) |
| BROOK | Tolerate a quantity of water (5) |
| SUGAR | Vegetable without a quantity of water rejected for something sweet (5) |
| CHATEAU | Beside the Loire, cat goes over water into the house |
| OCEAN | Once swam around a quantity of water (5) |
| SLAKES | Putting water into the ship extinguishes the fire (6) |
| AQUARIST | Tank operator is filling a quantity of water |
| GALLOROMAN | Language produced by traveller bathing in a quantity of water? |
| AQUA | Some are taking a quantity of water (4) |
| LAKEZURICH | Swiss body of water into which the river Linth flows (4,6) |
| BLACKSEA | Body of water into which the Danube and Don discharge |
| DRAINAGE | E.g. discharge of water into river basin (*near a dig) (8) |
