| Komparator | comparator |
| Kompilator | compiler |
| Komparation | comparison |
| Komparativ | comparative |
| komparabel | comparable |
| Imperator | emperor |
| Operator | operator administrator |
| Kommandör | commander |
| Kommentator | commentator |
| Kompagnon | partner |
| Komparse | extra |
| Kompressor | compressor |
| komatös | comatose |
| kompakt | compact |
| komputativ | computational computative |
| Apparatur | equipment apparatus gadget gadgetry |
| Reparatur | repair |
| Inspirator | inspirer |
| kooperativ | cooperative |
| Koloratur | coloratura |