| Periskop | periscope |
| Perikope | pericope |
| Episkop | episcope |
| Pedoskop | pedoscope |
| Pyroskop | pyroscope |
| Periöken | Perioikoi |
| Perikarp | pericarp |
| Person | person |
| Priska | Prisca |
| Demoskop | pollster public opinion researcher |
| Gyroskop | gyroscope |
| Horoskop | horoscope |
| Teleskop | telescope |
| Peri | peri |
| Periklas | periclase |
| Perikles | Pericles |
| Periost | periosteum |
| Perizykel | pericycle |
| Perlboot | nautilus |
| Perowskit | perovskite |