| Photoionisation | photoionization |
| Photooxidation | photooxidation |
| Dekolonisation | decolonization decolonisation |
| Inthronisation | enthronement |
| Ionisation | ionization ionisation |
| Kolonisation | colonisation |
| Protagonistin | protagonist |
| Photopolymerisation | photopolymerisation photopolymerization |
| Petrifikation | petrification |
| Protektionistin | protectionist |
| Synchronisation | dubbing |
| Autorisation | authorisation authorization |
| Kanonisation | canonization |
| Organisation | organization organisation |
| Partizipation | participation |
| Pasteurisation | pasteurisation |
| Polizeistation | police station |
| Prämolarisation | Premolarized tooth |
| Punktionisator | point ionizer |
| Reorganisation | reorganisation reorganization |