| Konglomerat | conglomerate |
| Agglomerat | agglomerate conglomerate agglomeration |
| Tongerät | pottery |
| Kondiment | condiment |
| Kondyloma | genital wart |
| Konkrement | calculus |
| kongruieren | agree |
| Konformität | conformity |
| Kongolese | Congolese |
| Kongolesin | Congolese |
| Konkordat | concordat |
| Konsument | consumer |
| Kontroverse | controversy dispute |
| Konzentrat | concentrate |
| Konzert | concert |
| konkludent | conclusive implied |
| konkomitant | concomitant |
| kontrovers | controversial |
| Jonglieren | juggling |
| jonglieren | juggle |