| Konvektionsregen | convectional rainfall |
| konfektionieren | accomplish sew |
| Konventionen | decorum |
| Konfektionsgröße | size |
| Konfessionsfreier | nonsectarian |
| konditionieren | condition |
| konnektieren | bind |
| konventionell | conventional |
| konvertieren | convert |
| Advektionsnebel | advection fog advective fog |
| Konditionierer | conditioner |
| Konfessionsloser | nonsectarian |
| Konvenienzehe | marriage of convenience |
| Konvexlinse | convex lens |
| konfessionsfrei | nonsectarian |
| Konfektion | make manufacture ready-to-wear off-the-peg clothing off-the-rack clothing clothing industry |
| Kontaktjonglage | contact juggling |
| Konvention | convention |
| Konventionalstrafe | contract penalty conventional penalty liquidated damages penal damages penalty stipulated damages |
| kondensieren | condense precipitate |