| Katatonie | catatonia |
| Katalonien | Catalonia |
| Katakombe | catacomb |
| Katalane | Catalan |
| Katalanin | Catalan |
| Kategorie | category |
| katatonisch | catatonic |
| Patagonien | Patagonia |
| Anatomie | anatomy |
| Atonie | atony atonicity flaccidity lack of tension lack of tone relaxation |
| Myatonie | myatonia |
| Kakofonie | cacophony |
| Kastanie | chestnut tree chestnut |
| Katanga | Katanga |
| Katarerin | Qatari |
| Kathole | papist |
| Katholin | papist |
| Kattun | calico |
| Katakana | katakana |
| Katalepsie | catalepsy |