| Desorganisation | disorganisation disorganization |
| Reorganisation | reorganisation reorganization |
| Organisation | organization organisation |
| Hilfsorganisation | aid agency aid organization relief organization |
| Dehumanisation | dehumanization |
| Dekommunisation | decommunization |
| Dekolonisation | decolonization decolonisation |
| Desertifikation | desertification |
| Organisator | organizer |
| Organistin | organist |
| Terrororganisation | terrorist organization |
| Neutralisation | neutralization |
| Sozialisation | socialisation socialization |
| Vernalisation | vernalization |
| Dekontamination | decontamination |
| Desertation | desertion |
| Deskription | description |
| Destination | destination |
| Ablauforganisation | workflow organization |
| reorganisieren | reorganize |