| Kloakentier | monotreme |
| Knäkente | garganey |
| Schalentier | crustacean |
| Florentiner | Florentine florentine |
| Krustentier | crustacean shellfish |
| Kloake | sewage system cloaca |
| Klopapier | loo paper toilet paper |
| Kloster | monastery convent |
| Krakeeler | brawler |
| Plakette | badge sticker |
| Krickente | teal |
| Kriekente | teal |
| Birkenteer | birch pitch birch tar |
| Glockenspiel | glockenspiel carillon |
| Glockenturm | belfry bell tower |
| Klinkenputzer | door-to-door salesman |
| Korkenzieher | corkscrew |
| Pikenier | pikeman |
| Stockente | mallard |
| Florentium | florentium |