| Kombattantin | combatant |
| Kombattant | combatant |
| Konstantin | Constantine |
| Kommunikantin | communicant |
| Kombination | combination |
| Komitativ | comitative case |
| Kommandant | commandant commender |
| Kommutation | substitution test |
| Komparation | comparison |
| Komparativ | comparative |
| kommutativ | commutative |
| komputativ | computational computative |
| Rumba tanzen | rumba |
| Dilettantin | nonprofessional dabbler |
| Mutantin | mutant |
| Nordatlantik | North Atlantic |
| Kommentator | commentator |
| Kommissarin | commissioner commissar |
| Komotini | Komotini |
| Komödiant | comedian |