| Flugfeder | flight feather |
| Flugfäden | gossamer |
| Flaumfeder | down feather |
| Fluder | flume |
| Flunder | flounder |
| Fegfeuer | Purgatory |
| Hutfeder | plume |
| Füllfeder | pen |
| Saufeder | boar spear |
| Flieder | lilac elder |
| Flugkörper | bullet |
| Flugnummer | flight number |
| Flunkerei | fib |
| Pflüger | plower |
| flugfähig | airworthy |
| flügge | fledged |
| Flugente | Muscovy Duck |
| Flughafen | airport |
| Flugverkehr | air traffic |
| Flugzeug | aeroplane airplane plane aircraft |