| Korrepetitor | repetiteur répétiteur |
| Korrektor | proofreader |
| Korrelation | correlation association |
| Korruption | corruption |
| Korrektur | correction |
| Korridor | corridor |
| korrektiv | corrective |
| Vorreiter | precursor outrider trailblazer vanguard |
| Repetition | repetition |
| repetitiv | repetitive |
| kompetitiv | competitive |
| Kreditor | creditor |
| Kommentator | commentator |
| Korbflechter | basketmaker |
| Kornnatter | corn snake |
| Korrektheit | correctness |
| Korrektorat | proofreading |
| Korruptel | corruption |
| Korruptele | corruption |
| Kornett | cornet |