| Katechetin | catechist |
| Katechet | catechist |
| Katechese | catechesis |
| Kätzchen | kitten kitty catkin |
| Kriecherin | sneak |
| Catcherin | catcher |
| Kachetien | Kakheti |
| Kutscherin | coach driver |
| Katarerin | Qatari |
| Katchina | kachina |
| Katharerin | Cathar |
| Katholin | papist |
| Kätzlein | kitten |
| Katechumene | catechumen |
| Kathete | cathetus |
| Katheter | catheter |
| Katschi | catapult flip ging kattie shanghai slingshot |
| katenativ | catenative |
| Vatersein | fatherhood |
| Väterchen | old man |