| Kopist | copyist |
| Kopistin | copyist |
| Kopiar | cartulary |
| Kopie | copy duplicate blueprint manifold replica replication print reprint |
| Kopilot | co-pilot copilot |
| Opiat | opiate |
| Papist | papist |
| Kubist | Cubist |
| Aorist | aorist |
| Bovist | puffball |
| Solist | soloist |
| Sophist | sophist |
| Kopra | copra |
| Kopte | Copt |
| Koptin | Copt |
| Koptisch | Coptic |
| koptisch | Coptic |
| kopfig | cerebral |
| Kopeke | copeck kopeck |
| Kopf | head header heads |