| kollabieren | collapse |
| kollimieren | collimate |
| kollaborieren | collaborate |
| kollidieren | collide clash conflict |
| collagieren | collage |
| kolorieren | color colorize colour |
| vollieren | volley |
| fellatieren | fellate |
| klarieren | clear |
| koalieren | form a coalition |
| komparieren | compare |
| kollationieren | collate |
| kollern | gobble |
| kolonisieren | colonise |
| Kollagen | collagen |
| Kollation | collating collation |
| Kolumbien | Colombia |
| kollateral | collateral |
| kolportieren | spread hawk |
| Holländerin | Dutchwoman |