| konfundieren | confuse |
| infundieren | inject |
| kondensieren | condense precipitate |
| konferieren | confer |
| konfiszieren | confiscate |
| konfligieren | conflict#Verb |
| konfrontieren | confront |
| konjugieren | conjugate |
| konkludieren | conclude |
| konkurrieren | compete vie |
| konsultieren | consult |
| konsumieren | consume |
| konturieren | outline |
| konvenieren | be suitable |
| konzedieren | concede admit |
| perfundieren | perfuse |
| diffundieren | diffuse |
| fundieren | erect establish |
| kommandieren | command |
| konfigurieren | configure form |