| Kontaktzaun | electric fence |
| Kontaktdaten | contact details |
| Kontaktzunge | reed |
| Kontaktdruck | contact print |
| Königszaun | Kingston |
| Kontakt | contact |
| Kontaktgift | contact poison |
| Kontraktion | contraction |
| Kontraktur | contracture |
| kontaktieren | contact |
| Konduktion | conduction |
| Kontaktangaben | contact details |
| Kontrakt | compact contract |
| Kontratanz | contra |
| Kondukteur | bus conductor |
| Konfektion | make manufacture ready-to-wear off-the-peg clothing off-the-rack clothing clothing industry |
| Konjektur | conjecture |
| Konstantin | Constantine |
| Konstanza | faithfulness |
| Kontaktlinse | contact lens |