| Kontrollraum | control room |
| Kontrolleur | ticket inspector |
| Kontrollturm | control tower |
| Kontrollbox | checkbox |
| Kontrollen | control |
| Kontrolle | inspection control |
| Kontroller | controller |
| Kontrollfreak | control freak |
| kontrolliert | controlled certified checked |
| Konferenzraum | meeting room |
| Kontrolleurin | ticket inspector |
| Kontrollgruppe | control |
| Kontrollliste | checklist |
| Kontrollpunkt | checkpoint |
| kontrollierbar | controllable |
| Kontrollzentrum | control center control centre |
| Kontroverse | controversy dispute |
| kontrollieren | check inspect |
| kontrovers | controversial |
| Controller | controller |