| Fluß | thread |
| Fluss | river flow fluency flux |
| flüssig | liquid fluent |
| Flussaue | floodplain |
| Flush | flush |
| Flussgott | river god |
| Flußlauf | watercourse |
| Flusslauf | race |
| Fluse | fluff piece of fluff |
| Flussbett | riverbed river bed |
| Flussspat | fluorspar |
| Flussufer | river bank riverside |
| Flüsschen | rivulet creek stream |
| flugs | quickly |
| Fuss | foot |
| Fuß | foot leg base |
| Fluke | fluke |
| Flussinsel | islet |
| Abfluss | wastepipe runoff |
| Fluch | curse malediction |