| Doppelstaater | binational dual national |
| Doppelter | double |
| Doppeladler | double-headed eagle |
| Doppelbauer | doubled pawns |
| Doppelgänger | double doppelganger |
| Doppelstern | binary star |
| Doppelsöldner | doppelsöldner |
| Doppelflinte | double-barrelled shotgun |
| Doppelganze | breve |
| Doppelsieg | win-win |
| Doppelspitze | diarchy |
| Doppelte | double |
| Doppeltüren | double doors |
| Doppelvierer | four |
| Doppelzentner | quintal |
| Doppelbürger | binational dual national |
| Doppeldecker | biplane double decker |
| Doppelfehler | double fault |
| Doppellaut | diphtong |
| Doppelmörder | double-murderer two-time murderer |