| Dialog | dialogue dialog box |
| Dialogfeld | dialog box |
| Diakon | deacon |
| Dialer | dialer |
| Dekalog | Decalogue Ten Commandments |
| analog | analogous analog |
| Diapir | diapir |
| Dia | slide |
| Diadem | diadem |
| Dialekt | dialect slang |
| Dialyse | dialysis |
| Diana | Diana Diane Dayanna Deana Deanna Deanne |
| Diashow | slideshow |
| Diät | diet |
| Fiale | pinnacle |
| Rial | rial |
| Sial | sial |
| Daidalos | Daedalus |
| Ivalo | Ivalo |
| Salo | salo |