| Doppelte | double |
| Doppelter | double |
| doppelt | double |
| Doppel- | semi-detached |
| doppel- | double |
| Doppelehe | bigamy |
| doppeln | double |
| Doppel | doubles |
| Doppeldenk | doublethink |
| Doppelsieg | win-win |
| Doppeltüren | double doors |
| Doppelbett | double bed full-size bed king-size bed |
| Doppelkeks | sandwich cookie |
| Doppelname | double name |
| Doppelstern | binary star |
| Doppelung | doubling |
| Oppeln | Opole |
| moppelig | tubby |
| Koppel | paddock coupler belt |
| hoppeln | hop |