| Dielektrikum | dielectric |
| dielektrisch | dielectric |
| Elektriker | electrician |
| Dialektik | dialectic |
| Direktorium | board of directors |
| Defektivum | defective |
| Diuretikum | diuretic |
| Zielpublikum | target audience |
| elektrisch | electric electrical |
| Kollektivum | collective noun |
| Plektrum | plectrum |
| dialektisch | dialectical |
| Eutektikum | eutectic |
| Insektarium | insectarium |
| Refektorium | refectory |
| Anorektikum | anorectic |
| Direktrice | manageress |
| Demetrius | Demetrius |
| Generikum | generic |
| Diakritikum | diacritical mark |