| Fernwärme | district heating heat networks teleheating |
| Erdwärme | geothermal energy geothermal heat geothermy |
| Kernwaffe | nuclear weapon |
| Sternwarte | observatory |
| Feigwarze | genital wart |
| Firmware | firmware |
| Nestwärme | warmth and security |
| erwärmen | warm up |
| Ferner | glacier |
| ferner | moreover additionally further furthermore in addition |
| Fermate | fermata |
| Ferne | distance |
| Fernreise | long-distance journey long-distance travel long-haul journey |
| Fernweh | itchy feet wanderlust |
| fernab | far away |
| fernhalten | parry ward off keep away prevent avert |
| Lernkartei | flashcard |
| vernarrt | besotted |
| Bernhard | Bernard |
| Lernkurve | learning curve |