| Kompensation | compensation |
| Kondensation | condensation |
| Komposition | composition |
| Kombination | combination |
| Komparation | comparison |
| Kompensationsebene | compensation depth |
| Komplikation | complication |
| Konversation | conversation |
| Kooperation | cooperation co-operation |
| Kommentator | commentator |
| Kompensationshandel | countertrade |
| Kommemoration | commemoration |
| Kommunikation | communication |
| Kommutation | substitution test |
| Komponistin | composer |
| Kompression | compression |
| kompensieren | compensate |
| Überkompensation | overcompensation |
| Complication | complication |
| Kondensator | capacitor |