| Kontroverse | controversy dispute |
| kontrovers | controversial |
| kontrieren | double |
| Kongolese | Congolese |
| Kontrolle | inspection control |
| Kontroller | controller |
| konvers | function |
| Traverse | crosspiece |
| Konterbier | hair of the dog |
| Kontor | office |
| Kontrebande | contraband |
| Kontrollbox | checkbox |
| Kontrollen | control |
| Kontrolleur | ticket inspector |
| Kontrolleurin | ticket inspector |
| Kontrollliste | checklist |
| Kontrollraum | control room |
| Königsmeise | yellow-cheeked tit |
| kongruieren | agree |
| konstruiert | inkhorn |