| Problematik | problem |
| problematisch | problematic |
| Phonematik | phonematics |
| Proletin | Philistine |
| problemlos | smooth |
| Problem | problem trouble |
| Problemkind | problem child |
| Proklamation | proclamation |
| Prothetik | prosthetics |
| Proxemik | proxemics |
| Polemik | polemic |
| Telematik | telematics teleinformatics |
| Pragmatik | pragmatics |
| Probelauf | dry run |
| Probezeit | probationary period |
| Prolaktin | prolactin |
| Prolepsis | prolepsis |
| Prophetin | prophet |
| Probierstein | touchstone |
| Projektil | projectile |