| Klavikula | clavicle |
| Clavicula | clavicle |
| Kutikula | cuticle |
| Ädikula | aedicula |
| Klaipėda | Klaipėda |
| Klaviatur | musical keyboard keyboard |
| Klavier | piano |
| Klinikum | hospital |
| Aruküla | Aruküla |
| Drakula | Dracula |
| Kalkül | calculus calculations |
| Blastula | blastosphere blastula |
| Klacks | dollop bagatelle pod |
| Klamauk | ballyhoo noise |
| Klapsmühle | madhouse |
| Klara | Clara |
| Klarspüler | rinse aid |
| Klassik | classical music classical |
| Klavichord | clavichord |
| Klärgrube | septic tank |