| Kolon | colon |
| Kolonel | minion |
| Kolonie | colony |
| Kolonne | convoy fractionating column |
| Kolonist | colonist |
| kolonial | colonial |
| Kolonnade | colonnade |
| Köln | Cologne |
| Klon | clone |
| Kolk | scour |
| Koloman | Colman |
| Kolonistin | colonist |
| Kola | Kola Peninsula |
| Kolben | club mace piston butt spadix flask |
| Kolik | colic |
| Kolja | Nick |
| Kollo | packing unit |
| Koloss | colossus |
| kol- | co- |
| solo | single |
| Solo | solo stand-alone solo run |