| Klavicitherium | clavicytherium |
| Klavizitherium | clavicytherium |
| Klaviziterium | clavicytherium |
| Claviciterium | clavicytherium |
| Clavicytherium | clavicytherium |
| Klavichord | clavichord |
| Kriterium | criterion |
| Klartraum | lucid dream |
| Klaviatur | musical keyboard keyboard |
| Klavier | piano |
| Klavierlehrerin | piano teacher |
| Clavichord | clavichord |
| Aviarium | aviary |
| Galicierin | Galician |
| Lithium | lithium |
| Apothecium | apothecium |
| Luthertum | Lutheranism |
| Paraceratherium | Paraceratherium |
| katotherm | katothermal |
| Bakterium | bacterium |