| Wasserlinse | duckweed |
| Wasserlinie | waterline water line |
| Wassernixe | mermaid |
| Wasserspinne | diving bell spider |
| Wassereis | ice pop water ice |
| Wasserhose | waterspout |
| Wasserleiche | corpse found in water water body |
| Wassertiefe | depth |
| Wasserangst | aquaphobia |
| Wassergas | water gas |
| Wasserglätte | aquaplaning |
| Wasserhund | water dog |
| Wasserhärte | water hardness |
| Wasserkanone | water cannon |
| Wasserkresse | watercress |
| Wasserralle | water rail |
| Wasserreis | northern wild rice |
| Wassersäule | water column |
| Wasser lassen | make water pass water |
| Wasseramsel | dipper |