| Retrokognition | retrocognition |
| Präkognition | precognition |
| Retrospektion | feedback retrospection |
| Kognition | cognition |
| Retention | retention |
| Metropolregion | metropolitan area |
| Metrostation | metro station |
| präkognitiv | clairvoyant |
| Proposition | proposition |
| Reposition | reduction |
| Perkolation | percolation |
| Detonation | detonation |
| Reinkarnation | reincarnation metempsychosis transmigration of souls |
| Reproduktion | reproduction |
| Resignation | resignation |
| Restriktion | restriction |
| Rettungsaktion | bailout |
| Retardation | retardation |
| Retorsion | retorsion retortion |
| retournieren | bring back to |