| Postludium | postlude |
| Präludium | prelude |
| Studium | studies |
| Positronium | positronium |
| posthum | posthumous |
| postum | posthumous |
| Kollodium | collodion |
| Palladium | palladium |
| Podium | podium |
| Stadium | stage |
| Fortunium | Fortunian |
| Kolluvium | colluvium |
| Pollinium | pollinium |
| Polonium | polonium |
| Positivfilm | positive |
| Possessivum | possessive pronoun |
| Postbotin | letter carrier |
| Postdoc- | postdoctoral |
| Postfix | suffix |
| Postflugzeug | mailplane |