| Kofferraum | trunk boot car boot |
| Kofferdamm | cofferdam |
| Kofferdam | dental dam cofferdam rubber dam |
| Kofferradio | transistor |
| Cofferdam | dental dam cofferdam rubber dam |
| Kaffeerahm | coffee cream |
| Kellerraum | basement room cellar room |
| Koffer | suitcase |
| Kofferkuli | baggage cart |
| Kofferwort | portmanteau word portmanteau |
| Löffelkraut | scurvy-grass |
| Offertorium | offertory |
| Kaffeebraun | coffee |
| kaffeebraun | coffee-colored |
| Kaffeehaus | coffee shop |
| Konferenzraum | meeting room |
| Opferlamm | sacrificial lamb |
| Gefrierraum | freezer |
| Hinterraum | snug |
| Hyperraum | hyperspace |