| Konzert | concert |
| Konzertina | concertina |
| Konzept | draft concept conception |
| Konzern | group combine concern trust |
| Konzerthaus | concert hall concert house |
| Konzertsaal | concert hall |
| konzertiert | concerted |
| Konfekt | candy |
| Konvent | convent |
| Konzetti | extended metaphor |
| Konter | counter-attack |
| Kontext | context |
| Konzertreise | concert tour |
| konter- | counter- |
| kontern | counter |
| konvers | function |
| konzertieren | give a concert concert |
| Tonwert | value |
| Kontor | office |
| Konvertit | convert |