| Flusskrebs | crayfish |
| Brustkrebs | breast cancer |
| Flussaue | floodplain |
| Flussbett | riverbed river bed |
| Flusspferd | hippopotamus hippo river horse riverhorse |
| Flussufer | river bank riverside |
| Flüsschen | rivulet creek stream |
| Flüssiggas | liquefied gas liquid gas |
| Äußeres | exterior |
| Großkreis | great circle |
| Hauskreis | cell group |
| Blasenkrebs | bladder cancer |
| Hautkrebs | skin cancer |
| Fluke | fluke |
| Flunke | fluke |
| Flunkerei | fib |
| Flussbarsch | European perch |
| Flussgott | river god |
| Flussinsel | islet |
| Fluß | thread |
| Fluss | river flow fluency flux |