| Prekarium | precarium |
| Prekariat | precariat |
| prekär | precarious tricky uneasy awkward embarrassing parlous really difficult |
| premium | premium |
| Pekari | peccary |
| Nektarium | floral nectary honey leaf nectary |
| Rosarium | rosary |
| Szenarium | scenario |
| Proprium | proper |
| Präkambrium | Precambrian |
| Pragium | Pragian |
| Ypresium | Ypresian |
| prepaid- | prepaid |
| Pretoria | Pretoria |
| Direktorium | board of directors |
| Rekrut | recruit |
| Rektum | rectum |
| Prokaryot | prokaryote |
| Abcdarium | ABC |
| Hymnarium | hymnal |