| Doppeldecker | biplane double decker |
| Doppeldeckerbus | double-decker bus |
| Doppeldenk | doublethink |
| Doppelfehler | double fault |
| Doppelbock | doppelbock |
| Doppelcicero | double pica |
| Doppelehe | bigamy |
| Doppelpack | brace |
| Doppelter | double |
| Doppelvierer | four |
| Doppelzentner | quintal |
| Doppeladler | double-headed eagle |
| Doppelbauer | doubled pawns |
| Doppelbürger | binational dual national |
| Doppelgänger | double doppelganger |
| Doppelkeks | sandwich cookie |
| Doppelleben | double life |
| Doppelmörder | double-murderer two-time murderer |
| Doppelzimmer | double room |
| Doppelzweier | double scull |