| Kollokation | collocation |
| Kolligation | colligation |
| Kollation | collating collation |
| Kollektion | collection |
| Kollokationstest | collocation test |
| Allokation | allocation |
| Konvokation | convocation |
| Kollaboration | collaboration |
| Zollstation | custom duties |
| Allokution | allocution |
| Illokution | illocution |
| Bilokation | bilocation |
| Koedukation | coeducation |
| Komplikation | complication |
| Konnotation | connotation |
| Kollektor | collector |
| Kollektiv | collective |
| kollektiv | collective |
| Kollision | collision |
| Kollusion | collusion |