| Wasserfarbe | watercolour watercolor |
| Wasserhärte | water hardness |
| Wasserbär | water bear |
| Wasserralle | water rail |
| Wassersäule | water column |
| Wasserbombe | depth charge hedgehog water balloon water bomb |
| Wasserfall | waterfall cascade cataract |
| Wasserratte | water vole |
| Wasserwaage | spirit level level |
| wasserarm | arid |
| Abwasserfahne | plume |
| Wasserbad | bain-marie |
| Wassergas | water gas |
| Wasserglätte | aquaplaning |
| Wasserkanone | water cannon |
| Wasserlinse | duckweed |
| Wassernixe | mermaid |
| Wasserturbine | water turbine |
| Wasserader | underground watercourse |
| Wasseramsel | dipper |