| rezeptfrei | over-the-counter non-prescription |
| Rezeptor | receptor |
| akzentfrei | accentless |
| Rezept | recipe prescription |
| Rezeption | reception reception desk perception |
| rezipieren | receive absorb |
| fettfrei | fat-free |
| geistfrei | witless |
| gewaltfrei | non-violent |
| rostfrei | rustless rustproof |
| talentfrei | ungifted |
| gemeinfrei | public domain |
| rechtsfrei | extra-judicial extralegal lawless |
| Reiterei | cavalry |
| Reederei | shipping company |
| rezensieren | referee |
| Rezeptionist | receptionist |
| rezent | recent |
| reziprok | reciprocal |
| rezitieren | recite |