| komparabel | comparable |
| inkomparabel | uncomparable |
| kompatibel | compatible |
| Komparativ | comparative |
| Komparator | comparator |
| Komparse | extra |
| komfortabel | comfortable |
| separabel | separable |
| Parabel | parabola parable |
| operabel | operable |
| inkompatibel | incompatible |
| Kompanie | company |
| Komparation | comparison |
| Kompassnadel | compass needle |
| komparieren | compare |
| irreparabel | irreparable |
| Mozaraber | Mozarabic |
| Kolkrabe | common raven |
| Koaxkabel | coaxial cable |
| Konnetabel | constable |