| Klinikum | hospital |
| Kliniker | clinician |
| Klinik | clinic hospital |
| Klinke | handle latch phone jack stereo jack |
| Klinker | clinker |
| Klitikon | clitic |
| klinisch | clinical aseptic |
| Minium | minium |
| Minimum | minimum |
| Unikum | original |
| Klicken | click |
| klicken | click |
| Klimmzug | pull-up folding |
| Klingeln | bell |
| klingeln | ring |
| Klinikerin | clinician |
| Klick | click |
| Klicker | ball |
| Klimbim | garbage noise |
| Klinge | blade |