| Prodrom | prodrome |
| prodromal | prodromal |
| Aerodrom | aerodrome |
| Pronom | pronoun |
| Proteom | proteome |
| Pogrom | pogrom |
| Prokyon | Procyon |
| Prom | prom |
| Pronaos | pronaos |
| Provo | Provo |
| prograd | prograde |
| Problem | problem trouble |
| Produkt | product |
| Programm | program programme cycle schedule channel |
| Prolog | prologue prolog |
| Proprium | proper |
| Protium | protium |
| Proton | proton |
| proto- | proto- |
| Brodem | odour |