| Leuchtkraft | luminosity |
| Leuchtkäfer | firefly glow-worm lightning bug |
| Hechtkraut | pickerel weed water soldier |
| Lehrkraft | teacher |
| Leuchtgas | illuminating gas |
| Leuchtkugel | flare |
| Leuchter | candelabrum |
| Leuchtkörper | light |
| Bruchkraut | rupturewort |
| Fruchtsaft | fruit juice |
| Rechtkant | cuboid |
| Druckkraft | thrust |
| Feuerkraft | firepower |
| Lebenskraft | vitality |
| Fachkraft | specialist professional skilled employee subject matter expert trained assistant |
| Sehkraft | vision eyesight |
| Leuchtfeuer | beacon lighthouse |
| Leuchtröhre | fluorescent tube |
| leuchtend | lucid |
| Leuchtdiode | light emitting diode |