| Diakon | deacon |
| Diakonin | deaconess |
| Diakonisse | deaconess |
| Diakonissin | deaconess |
| Dialog | dialogue dialog box |
| Flakon | flacon vial |
| Daikon | daikon |
| Ikon | icon |
| Zirkon | zircon |
| Diapir | diapir |
| diaphan | diaphanous translucent |
| Dia | slide |
| Diadem | diadem |
| Dialer | dialer |
| Diamant | diamond |
| Diana | Diana Diane Dayanna Deana Deanna Deanne |
| Diashow | slideshow |
| Diät | diet |
| Subdiakon | subdeacon |
| diachron | diachronic diachronically |