| Planet X | Planet X |
| Planet | planet |
| planetar | planetary |
| Plan B | fallback |
| Plakette | badge sticker |
| Plane | tarpaulin tarp awning |
| Planegg | Planegg |
| Planen | planning scheduling |
| planen | plan contrive |
| Planer | planner |
| Planetoid | planetoid |
| Plankton | plankton |
| Plazet | placet |
| plantar | plantar |
| Planarie | planarian |
| Plast | plastic |
| Plaste | plastic |
| Plato | Plato |
| Platt | East Frisian Low German dialect |
| platt | flat bromidic unglossed flabbergasted |