| kalter Entzug | cold turkey |
| kalter Krieg | cold war |
| Kalter Krieg | Cold War |
| Kaltfront | cold front |
| kaltherzig | cold-hearted |
| alter Gaul | jade |
| Alter Ego | alter ego |
| Altertum | antiquity |
| Halterung | attachment holder bracket |
| Easter Egg | Easter egg |
| Untersetzung | translation |
| Katzentür | cat flap |
| Kanton Zug | Zug |
| Bauernzug | move of pawn |
| Kalenden | calends |
| Kalibrierung | calibration |
| Kalkerde | quicklime |
| Kaltanruf | cold call |
| Kaltzeit | glacial |
| Kältewelle | cold snap |