| Opperment | orpiment |
| Opponent | adversary |
| Perzent | percent |
| Experiment | experiment |
| Ferment | enzyme |
| Doppelagent | double agent |
| Doppeldenk | doublethink |
| Oppeln | Opole |
| Doppelbett | double bed full-size bed king-size bed |
| opportun | opportune suitable |
| Kippelement | tipping element |
| Uppercut | uppercut |
| Pergement | vellum |
| Superman | Superman |
| Supermann | superman |
| Supermond | supermoon |
| perlend | fizzy |
| Hypertext | hypertext |
| Imperfekt | imperfect preterimperfect |
| Operette | operetta |