| Kofferradio | transistor |
| Kofferraum | trunk boot car boot |
| Kofferdamm | cofferdam |
| Kofferdam | dental dam cofferdam rubber dam |
| Kofferkuli | baggage cart |
| Koffein | caffeine |
| Koffer | suitcase |
| Kofferwort | portmanteau word portmanteau |
| Offroader | off-roader |
| Söfferin | boozer |
| Cofferdam | dental dam cofferdam rubber dam |
| Kafferin | nigger |
| Kifferin | pothead |
| Kaffeerahm | coffee cream |
| Aberratio | aberration |
| Souterrain | souterrain |
| Kameradin | friend |
| koffeinfrei | decaffeinated |
| koffeinhaltig | caffeinated |
| Coffein | caffeine |