| Karfunkel | carbuncle |
| Karbunkel | carbuncle |
| Karnickel | bunny |
| Karwendel | Karwendel |
| Kunkel | distaff |
| Furunkel | boil furuncle |
| Korpuskel | corpuscle |
| Karacke | carrack |
| Kardone | cardoon |
| Karneol | carnelian |
| Karakal | caracal |
| Karaoke | karaoke |
| Kardinal | cardinal |
| kardinal | cardinal |
| Karfiol | cauliflower |
| Karner | ossuary |
| Karnies | cornice |
| Kartoffel | potato |
| Karussell | carousel merry-go-round |
| Kärnten | Carinthia |