| Wasserstoffatom | hydrogen atom |
| Sauerstoffatom | oxygen |
| wasserstoffhaltig | hydrogenous |
| Wasserstoff | hydrogen |
| Wasserstoffbombe | H-bomb hydrogen bomb thermonuclear bomb |
| Kohlenstoffatom | carbon atom |
| Wasserskorpion | water scorpion |
| Wassersport | aquatics water sports |
| Wasserstand | water level |
| Wasserstoffperoxid | hydrogen peroxide |
| Wasserstrahl | jet of water water jet |
| Wasserstraße | waterway |
| Wasservorrat | water reserve |
| Wasser treten | tread water |
| Wasserglätte | aquaplaning |
| Wasserklosett | toilet water closet |
| Wasseropossum | yapok |
| Wasserschlauch | bladderwort |
| Wasserski fahren | water ski |
| Wasserspritze | water cannon |