| Fremdkörper | foreign body |
| Festkörper | solid |
| Freikorps | free corps |
| Fremder | stranger |
| Fremdwort | foreignism |
| Flugkörper | bullet |
| Fruchtkörper | fruiting body |
| Gelbkörper | corpus luteum |
| Rekorder | recorder |
| Textkörper | body text |
| Heizkörper | radiator |
| Lehrkörper | faculty teaching staff |
| Oberkörper | upper body superfield |
| Sprengkörper | explosive device |
| Fremde | alien stranger |
| freikommen | walk |
| fremdartig | alien foreign |
| Freidenker | libertarian |
| Freimaurer | freemason |
| Fremdgeruch | foreign odour |