| Kongress | congress convention |
| Kongresspolen | Congress Poland |
| kompress | solid |
| Kongolese | Congolese |
| Kongruenz | agreement, concord congruity |
| Konsens | consensus consent |
| Kontrast | contrast |
| kongruent | congruent |
| konkret | concrete |
| konvers | function |
| Progress | progress |
| Regress | regress |
| Kompresse | compress swab |
| Konche | conche apse |
| Konfekt | candy |
| Konfutse | Confucius |
| Kontrakt | compact contract |
| Konvent | convent |
| Könige | Kings |
| Können | competence ability |
| können | can be able to may be allowed to know |