| konspirieren | conspire |
| konsekrieren | devote |
| inspirieren | inspire |
| kontrieren | double |
| konferieren | confer |
| konfligieren | conflict#Verb |
| konkurrieren | compete vie |
| konservieren | can conserve preserve tin uphold |
| konsolidieren | consolidate |
| konspektieren | epitomize |
| konstatieren | ascertain note state |
| konsternieren | consternate |
| konstituieren | establish constitute assemble convene |
| konstruieren | design make fabricate construct |
| konsultieren | consult |
| konsumieren | consume |
| konturieren | outline |
| konzipieren | design plan conceptualise prepare a draft conceive become pregnant get pregnant teem |
| inspizieren | inspect check examine |
| aspirieren | aspirate |