| Regel | rule regulation period |
| Regeln | control |
| regeln | control manage regulate |
| regellos | licentious |
| Regelung | closed-loop control regulation arrangement |
| regelbar | adjustable |
| Regex | regular expression |
| Regal | shelf rack seigniorage regal |
| Regelbuch | rulebook |
| Regelwerk | legal framework |
| Regen | rain Regen |
| regen | move stir |
| rege | lively |
| Egel | leech |
| Hegel | Hegel |
| Kegel | cone skittle pin ninepin |
| Pegel | water level water level indicator |
| Riegel | bar bolt |
| Segel | sail canvas cloth |
| Rigel | Rigel |