| Kost und Logis | board and lodging |
| kostenlos | free gratuitous free of charge |
| Kosmetologin | cosmetologist |
| Kosmologin | cosmologist |
| Kosmologie | cosmology |
| Osteologin | osteologist |
| Osteologie | osteology |
| Obst und Gemüse | produce |
| Art und Weise | way method |
| kurz und gut | long story short |
| so und so | so-and-so |
| Port Louis | Port Louis |
| Koreanologie | Korean studies |
| Röntgenologie | radiology |
| Röntgenologin | radiologist |
| Kurdologie | Kurdology |
| Kosmetologe | cosmetologist |
| kostgänger | boarder |
| Kostgänger | boarder |
| Kosmologe | cosmologist |