| Piotrowski-Gesetz | Piotrovskij law Piotrowski’s law |
| Distributivgesertz | distributivity |
| Potenzgesetz | power law |
| Perowskit | perovskite |
| Kommutativgesetz | commutative law |
| Photosynthese | photosynthesis |
| Petri-Netz | Petri net |
| protrahiert | prolonged |
| protrahieren | protract |
| Elektrokinese | electrokinesis |
| Iatrogenese | iatrogenesis |
| Petrowitsch | Petrovich |
| Retrosynthese | retrosynthesis |
| Trotzkist | Trotskyite Trotskyist |
| Moskitonetz | mosquito net |
| Dieb im Gesetz | thief in law |
| Hookesches Gesetz | Hooke's law |
| Ohmsches Gesetz | Ohm's law |
| ohmsches Gesetz | Ohm's law |
| Pekingese | Pekingese |