| Kollateralgefäß | collateral |
| Kollaterale | collateral |
| Kollateralschäden | collateral damage |
| Kollateralschaden | collateral damage |
| kollateral | collateral |
| Kollateralkreislauf | collateral circulation |
| Kollaborateur | collaborator |
| Kollaborateurin | collaborator |
| Unilateralismus | unilateralism |
| Bilateralismus | bilateralism |
| Klettergerüst | jungle gym |
| Illiteralität | illiteracy |
| Poltergeist | poltergeist |
| Blutgefäß | blood vessel |
| Glasgefäß | glass envelope glass jar |
| Kontrabass | double bass double-bass |
| Koleopterologe | coleopterologist |
| Kollaboration | collaboration |
| kollationieren | collate |
| kollegial | collegial |