| Kondominium | condominium |
| Konsortium | consortium |
| Kontinuum | continuum |
| Gadolinium | gadolinium |
| Cenomanium | Cenomanian |
| Pandämonium | pandemonium |
| Kondiment | condiment |
| Konformismus | conformism |
| Ökonomismus | economism |
| Kondition | condition |
| Kondolenz | condolence |
| Kondom | condom rubber |
| Königtum | monarchy |
| kondolieren | condole |
| konkomitant | concomitant |
| kontaminiert | contaminated |
| Ökonomin | economist |
| Endometrium | endometrium |
| Dominik | Dominic |
| Dominica | Dominica |