| Koriandoli | confetti |
| Koriander | coriander |
| Kommandör | commander |
| Farandole | farandole |
| Kommando | command |
| Orlando | Orlando |
| Koreanistik | Korean studies |
| Koreanologie | Korean studies |
| Korinthe | currant |
| Korinthia | Corinthia |
| Korkengeld | corkage |
| Kornelia | Cornelia |
| Koronal | coronal |
| koronal | coronal |
| Korund | corundum |
| koralle | coral |
| Koralle | coral |
| Koran | Qur'an Koran |
| Kordel | cord |
| Kordon | cordon |