| Projektor | projector |
| Protektor | protector |
| Prospektor | prospector |
| Projekt | project plan |
| Projektil | projectile |
| Projektion | projection |
| Diaprojektor | slide projector |
| Protektion | patronage |
| Professor | professor |
| Protektorat | protectorate |
| Prozessor | processor |
| Präfektur | prefecture |
| Rektor | rector principal |
| Prädiktor | predictor |
| Prokyon | Procyon |
| Prolaktin | prolactin |
| Proletin | Philistine |
| Prompter | teleprompter |
| Protestler | protester |
| Produkt | product |