| Flugticket | flight ticket |
| Flugasche | fly ash |
| Flüchtigkeit | volatility |
| Flutlicht | floodlight |
| Flüssigkeit | liquid fluid liquor |
| flutschen | slide |
| Ticket | ticket |
| VIP-Ticket | VIP ticket |
| Flicken | patch |
| flicken | mend patch cobble |
| Flugfeder | flight feather |
| Flugfäden | gossamer |
| Flugfähigkeit | flyability |
| Flugkörper | bullet |
| Flugnummer | flight number |
| Flugroute | airway |
| Fluke | fluke |
| Flunke | fluke |
| Fluorit | fluorite |
| Flussinsel | islet |