| Regex | regular expression |
| RegExp | regular expression |
| Regel | rule regulation period |
| Regen | rain Regen |
| regen | move stir |
| rege | lively |
| Regeln | control |
| regeln | control manage regulate |
| Bregen | brain |
| Regal | shelf rack seigniorage regal |
| Regent | ruler sovereign |
| Reggae | reggae |
| Regie | direction |
| Regler | controller |
| Regur | regur |
| regnen | rain |
| Fegen | sweeping |
| fegen | sweep clean |
| Hegen | nurturance |
| hegen | cherish look after preserve have |