| Planimeter | planimeter |
| planieren | flatten |
| planetar | planetary |
| Altimeter | altimeter |
| Gravimeter | gravimeter |
| Solarimeter | solarimeter |
| Klinometer | clinometer |
| Manometer | manometer pressure gauge |
| Nanometer | nanometre nanometer |
| Parameter | parameter |
| Pluviometer | pluviameter pluviometer |
| Planet X | Planet X |
| Plagiator | plagiarist |
| Planer | planner |
| Planet | planet |
| Playmate | playmate |
| Plänkler | skirmisher |
| Pläsier | pleasure delight |
| plagiieren | plagiarize |
| plantar | plantar |