| katter | cats |
| Kattfot | Antennaria dioica |
| kattguld | fool's gold |
| kattlik | feline |
| kattlåda | cat box |
| kattmat | cat food |
| Katträv | Swift Fox |
| Kattsvans | Chenille plant |
| kattuggla | tawny owl |
| kattungar | kittens |
| kattunge | kitten |
| Kattusseqatigiit | Independents |
| Katyń | Katyn |
| Katyńmassakern | Katyn massacre |
| Kauai | Kauai |
| Kaufdorf | Kaufdorf |
| Kaufungen | Kaufungen |
| Kaukasien | Caucasus |
| Kaukasisk ovcharka | Caucasian Shepherd Dog |
| Kaukasiska Albanien | Caucasian Albania |
| Kaukasiska kriget | Caucasian War |
| Kaukasiska språk | Languages of the Caucasus |
| Kaukasus | Caucasus |
| Kaunas | Kaunas |
| Kaunas internationella flygplats | Kaunas Airport |
| Kaunas tekniska universitet | Kaunas University of Technology |
| Kaunos | Kaunos |
| Kaupthing Bank | Kaupthing Bank |
| kaurisnäcka | cowrie |
| Kausalitet | Causality |
| kausativ | causative |
| Kaustby | Kaustinen |
| kaustik | caustic |
| kauterisation | cauterization |
