| Radarkuppel | radar dome |
| Radkappe | hubcap |
| Randgruppe | fringe group |
| Adamsapfel | Adam's apple |
| Bäderkunde | balneology |
| verkuppeln | procure |
| Lichtkuppel | top light |
| Kuppel | dome cupola |
| Aalsuppe | eel soup |
| Baugruppe | assembly board module |
| Düppel | chaff |
| Krüppel | cripple |
| Badekappe | bathing-cap swimming cap |
| Rappel | craze |
| Radabweiser | guard stone |
| Radeseuche | bejel |
| Radikale | radical |
| Radikaler | radical |
| Radklopfer | wheeltapper |
| Radkralle | wheel clamp |