| Flachwichser | fuckwit lousy wanker |
| Flachsfaser | flax |
| flachmachen | flatten |
| Fachwissen | know-how |
| Flachwagen | flatcar |
| Flächeinhalt | area |
| Flachdach | flat roof |
| Flachländer | lowlander |
| Flachse | tendon |
| Flaumeiche | downy oak |
| flachsen | joke kid wisecrack |
| Fachlichkeit | professionality living |
| Krachmacher | broiler |
| Nachrichten | news |
| Sprachwechsel | code-switching |
| durchwachsen | marbled mixed |
| fachlich | disciplinary |
| Nachtwächter | night watchman |
| Nachwuchs | offspring |
| nachwachsend | growing again regrowing renewable up-and-coming younger |