| Kreation | creation |
| kreationär | creationarily |
| Kreationist | creationist |
| Kremation | cremation |
| Kreationistin | creationist |
| Kreationismus | creationism |
| Kretin | cretin |
| kreativ | creative |
| Reaktion | reaction |
| Oration | collect |
| Kation | cation |
| Kroatien | Croatia |
| Kroatin | Croatian |
| Kuration | cure |
| Ration | ration |
| Relation | relation |
| Erektion | erection |
| Rektion | case government government |
| Exkretion | excretion |
| Kreolin | Creole |