| Kontaktgift | contact poison |
| Kontaktzaun | electric fence |
| Kontakt | contact |
| Kontaktlinse | contact lens |
| Kontraktion | contraction |
| kontagiös | contagious |
| Konduktion | conduction |
| Kontaktdaten | contact details |
| Kontaktdruck | contact print |
| Kontaktzunge | reed |
| Kontingent | contingent |
| kontingent | contingent |
| Kontrakt | compact contract |
| Konvertit | convert |
| Konfektion | make manufacture ready-to-wear off-the-peg clothing off-the-rack clothing clothing industry |
| Konstantin | Constantine |
| Kontaktverbot | restraining order |
| Kontraktur | contracture |
| konativ | conative |
| kontaktieren | contact |