| Konnossement | bill of lading |
| Konkrement | calculus |
| Konsument | consumer |
| konnotieren | connote |
| Indossament | endorsement |
| Kondiment | condiment |
| kondolieren | condole |
| konsequent | consequential forceful |
| konsistent | consistent |
| Abonnement | subscription |
| Lotossamen | lotus seed |
| Kreissegment | arc |
| Arrondissement | district arrondissement |
| Komplement | complement |
| Kognomen | cognomen |
| Kondeszendenz | condescension |
| Konformist | conformist |
| Kontingent | contingent |
| kontingent | contingent |
| Kontorsion | contortion |