| Delirium | delirium insanity |
| deliriös | delirious |
| Delfinarium | dolphinarium |
| deliziös | delicious |
| Helium | helium |
| Deuterium | deuterium |
| Solarium | sunbed tanning bed |
| Gelasium | Gelasian |
| Silicium | silicon |
| Elysium | Elysium |
| Silizium | silicon |
| Delativ | delative case |
| Delhi | Delhi |
| Delila | Delilah |
| Delphi | Delphi |
| Delphin | Delphinus |
| Delphinarium | dolphinarium |
| Deletion | deletion |
| Delfin | dolphin butterfly stroke Delphinus |
| Delikt | crime offense tort |