| Diplomatik | diplomatics |
| Diplomatie | diplomacy |
| Diplomatin | diplomat |
| Diplomat | diplomat diplomatist |
| Dipsomanie | dipsomania |
| Dipsomanin | dipsomaniac |
| diplomatisch | diplomatic |
| Dalmatik | dalmatic |
| Diplom | certificate diploma |
| Diplomarbeit | thesis diploma thesis |
| Diplont | diplont |
| Diplotän | diplotene |
| diploid | diploid |
| explorativ | exploratory explorative |
| Automatik | automatism automatic automatic transmission |
| Axiomatik | axiom system |
| Bibliomantik | bibliomancy |
| Dramatik | drama |
| Informatik | computer science informatics computing information technology |
| Kinematik | kinematics |