| Kaliningrad | Kaliningrad |
| Leningrad | Leningrad |
| Kalligraf | calligrapher |
| Stalingrad | Stalingrad |
| Kalifin | caliph |
| Kalixtiner | Utraquism |
| Kalligramm | calligram |
| kalzinieren | calcine |
| Kalligraph | calligrapher |
| Salinität | salinity |
| Kliniker | clinician |
| Klinikerin | clinician |
| Callingcard | calling card |
| Kleingeld | change |
| Breitengrad | latitude |
| Längengrad | longitude meridian |
| Altgrad | degree |
| Spinnrad | spinning wheel |
| Kalbin | heifer |
| Kalkdydrat | calcium hydroxide |