| Wasserschlange | water snake Hydra |
| Wasserschlauch | bladderwort |
| Warteschlange | line queue waiting line waiting queue |
| Wasserspülung | flush |
| Wasserpflanze | aquatic plant |
| Wasserschaden | water damage |
| Wasserscheide | watershed divide drainage divide water divide height of land water parting |
| Wasserschloss | castle set on a lake moated castle surge chamber surge tank |
| Kassenschlager | blockbuster |
| Klapperschlange | rattlesnake |
| Seeschlange | sea serpent |
| Abwasserschlamm | sludge |
| Wasserglätte | aquaplaning |
| Wasserhärte | water hardness |
| Wasserkastanie | water chestnut |
| Wasserlinse | duckweed |
| Wasserschierling | cowbane |
| Wasserspinne | diving bell spider |
| Wassersäule | water column |
| Wasserfontäne | fountain |