| Kolumbianer | Colombian |
| Kolumbianerin | Colombian |
| Kolumbide | pigeon |
| Kolumbien | Colombia |
| Kolubrine | culverin |
| Kolumne | column |
| kolumbianisch | Colombian |
| Columbia | Columbia |
| Mosambikaner | Mozambican |
| Konfuzianer | Confucian |
| Bolivianer | Bolivian |
| Lucianer | Saint Lucian |
| Kubaner | Cuban |
| Koloman | Colman |
| Kolumbus | Columbus |
| kollinear | collinear |
| Kolumbarium | columbarium |
| Kolumnist | columnist |
| Kolumnistin | columnist |
| Kölner | Cologne inhabitant of Cologne native of Cologne |