| konsekutiv | consecutive |
| konservativ | conservative tory |
| konstitutiv | founding |
| konstruktiv | design constructive |
| Kollektiv | collective |
| kollektiv | collective |
| korrektiv | corrective |
| Konfekt | candy |
| Konsekration | dedication |
| Konvertit | convert |
| Konzetti | extended metaphor |
| konjunktiv | conjunctive |
| Konjunktiv | subjunctive conjunctive mood conjunctive conjunctive mode |
| Konfektion | make manufacture ready-to-wear off-the-peg clothing off-the-rack clothing clothing industry |
| Konfetti | confetti |
| Konjektur | conjecture |
| Konsequenz | consequence |
| Konspekt | summary |
| Konstantin | Constantine |
| konativ | conative |