| Kollagen | collagen |
| Kollege | colleague workmate co-worker |
| Kollegin | colleague |
| Collage | mosaic collage |
| Rolladen | blind |
| Klagen | lament |
| klagen | wail lament whinge complain sue bring an action go to court |
| kollern | gobble |
| Kolben | club mace piston butt spadix flask |
| Kollaps | collapse fainting syncope |
| Kollar | collar |
| Kollation | collating collation |
| Kolleg | college |
| Knöllchen | parking ticket |
| Rollen | roll |
| rollen | roll |
| Rollkragen | turtleneck |
| Röllchen | roll |
| Tollen | romp |
| tollen | frolic romp |