| kontrieren | double |
| konturieren | outline |
| kongruieren | agree |
| konferieren | confer |
| konstruieren | design make fabricate construct |
| kontrahieren | contract |
| montieren | mount install |
| zentrieren | center centre middle |
| kastrieren | fix castrate |
| outrieren | exaggerate overstate |
| honorieren | pay appreciate |
| kolorieren | color colorize colour |
| koitieren | copulate have sex have sexual intercourse |
| kotieren | quote admit for quotation list measure |
| Kontrollen | control |
| kondolieren | condole |
| konjugieren | conjugate |
| konkurrieren | compete vie |
| konnotieren | connote |
| konsekrieren | devote |