| konkurrieren | compete vie |
| konturieren | outline |
| kongruieren | agree |
| kontrieren | double |
| konferieren | confer |
| konfundieren | confuse |
| konjugieren | conjugate |
| konkludieren | conclude |
| konsekrieren | devote |
| konservieren | can conserve preserve tin uphold |
| konspirieren | conspire |
| konstruieren | design make fabricate construct |
| konsultieren | consult |
| konsumieren | consume |
| konvergieren | converge |
| konversieren | converse make conversation |
| konvertieren | convert |
| konzertieren | give a concert concert |
| rekurrieren | refer back return appeal |
| Konkurrenz- | competitive |