| Proporz | proportional representation election system |
| proper | proper |
| Pronoia | pronoia |
| Propfan | propfan |
| Propin | propyne |
| Protz | splurge boast |
| Provo | Provo |
| Provost | provost |
| Prokura | proxy |
| Prolog | prologue prolog |
| Pronom | pronoun |
| Propan | propane |
| Propen | propene |
| Prophet | prophet Prophet |
| Propolis | propolis |
| Propst | provost |
| Proton | proton |
| Provinz | province |
| apropos | apropos by the way |
| proto- | proto- |