| kreativ | creative |
| Kreativität | creativity |
| Kreation | creation |
| Kreatur | creature wight |
| Kretin | cretin |
| unkreativ | uncreative |
| reaktiv | reactive |
| Ergativ | ergative |
| Kroatin | Croatian |
| konativ | conative |
| relativ | relative |
| Kremation | cremation |
| Kreolin | Creole |
| krebsig | cancerous |
| Kredit | credit loan |
| Kreis | circle district |
| Kreta | Crete |
| Kreter | Cretan |
| freakig | freakish |
| -kratie | -cracy |