| Leuchtgas | illuminating gas |
| leuchtend | lucid |
| Leuchte | luminaire lustre shining star |
| Leuchten | brilliance luminescence radiance |
| leuchten | shine |
| Leuchter | candelabrum |
| Lachgas | laughing gas |
| Leuchtkraft | luminosity |
| Leuchtkugel | flare |
| Leuchtsignal | flare |
| Leuchtkäfer | firefly glow-worm lightning bug |
| Leuchtturm | lighthouse |
| Leuchtweste | reflective vest |
| Feuchte | humidity |
| feucht | damp humid |
| feuchten | moisten |
| fruchtlos | ineffectual fruitless |
| Fruchteis | sorbet |
| Luchs | lynx Eurasian lynx |
| Zuchthaus | penitentiary prison |