| Perseveration | perseveration |
| Perspiration | perspiration |
| Perlustration | perlustration |
| Herzoperation | heart surgery |
| Degeneration | degeneration |
| Regeneration | regeneration |
| Penetration | penetration |
| Perkolation | percolation |
| Perserin | Persian |
| Perfektion | perfection |
| Permutation | permutation |
| Persuasion | persuasion |
| Perturbation | perturbation |
| Perzeption | perception |
| Rekuperation | recuperation |
| perioperativ | perioperative |
| Generation | generation |
| Proliferation | proliferation |
| Konsekration | dedication |
| Präparation | dissection |