| flügges Küken | fledgling |
| flügges Kücken | fledgling |
| flügger Vogel | fledgling |
| Fluggeschoss | missile |
| fluoreszieren | fluoresce |
| Flagge zeigen | nail one's colours to the mast show one's colours show one's true colors show the flag |
| Flugasche | fly ash |
| Flugfeder | flight feather |
| Flugfäden | gossamer |
| Flughörnchen | flying squirrel |
| Flugsaurier | pterosaur |
| Flügelmann | wingman |
| Flügelschuhe | talaria |
| Flügelspiegel | speculum |
| Pflugeisen | plowshare |
| fluoreszierend | fluorescent |
| flügge | fledged |
| Flugbegleiter | flight attendant |
| Flugbetrieb | airline |
| Flugente | Muscovy Duck |