| Konserve | preserve |
| Konservendose | can tin |
| Konsorte | consortium member |
| konserviert | canned |
| Konifere | conifer conifers |
| Konklave | conclave |
| Konsens | consensus consent |
| Konsole | console |
| Konter | counter-attack |
| Konterfei | portrait |
| Konzern | group combine concern trust |
| Konzert | concert |
| konter- | counter- |
| kontern | counter |
| konvers | function |
| unsere | our |
| Kaserne | barrack barracks |
| Kokser | coke addict |
| Kokserin | coke addict |
| Reserve | reserve backup buffer resource reservation |