| Luzifer | Lucifer |
| Luzern | Lucerne |
| Luzia | Lucy Lucetta Lucile |
| luzid | lucid |
| Ziffer | digit figure |
| Greifer | claw |
| Steifer | stiff |
| Aquifer | aquifer |
| Eifer | zeal eagerness enthusiasm fervor ardor verve alacrity precipitancy rush |
| Geifer | slobber venom |
| Kneifer | pince-nez |
| Hüpfer | skip grasshopper |
| Loafer | loafer |
| Fünfer | five |
| Geziefer | beast |
| Jungfer | damsel maiden |
| Kupfer | copper |
| Küfer | cooper |
| Läufer | runner bishop armature muller |
| Puffer | buffer |