| Kopistin | copyist |
| Kopist | copyist |
| Koptin | Copt |
| Kopfstein | cobblestone |
| Papistin | papist |
| Kubistin | Cubist |
| Solistin | soloist |
| Sophistin | sophist |
| Kopieren | replication |
| kopieren | copy |
| Kopfstand | headstand |
| Piston | piston |
| Autistin | autist |
| Baptistin | Baptist |
| Floristin | florist |
| Idistin | Idist |
| Kolonistin | colonist |
| Maoistin | Maoist |
| Oboistin | oboist |
| Okulistin | ophthalmologist |