| Retroflex | retroflex |
| retroflex | retroflex |
| Tretroller | kick scooter |
| betroffen | shocked affected concerned |
| Reflex | reflex |
| Retronym | retronym |
| retro- | retro- |
| Retorte | retort |
| Retoure | return |
| retrograd | retrograde |
| Getröpfel | trickle |
| petrol | teal |
| Metropole | metropolis |
| Petroleum | kerosene paraffin |
| betreffen | concern affect |
| Bettrolle | bedroll |
| Trollen | trolling |
| trollen | troll |
| entrollen | unfurl |
| Trödler | broker dawdler junk dealer slowpoke |