| Deeskalation | de-escalation |
| Eskalation | escalation |
| Deskription | description |
| Perkolation | percolation |
| Deflation | deflation |
| Depilation | depilation hair removal dehairing |
| Destillation | distillation |
| Ejakulation | ejaculation |
| Spekulation | speculation |
| Desertation | desertion |
| Defäkation | defecation |
| Deklamation | declamation harangue |
| Deklaration | declaration |
| Dekoration | decoration |
| Depravation | depravation depravity perverseness perversion |
| Destination | destination |
| Seeskorpion | shorthorn sculpin |
| Meskalin | mescaline |
| Kalkulation | calculation costing |
| Inhalation | inhalation |