| Hubraum | piston displacement pistone swept volume |
| Subraum | hyperspace subspace |
| Rubrum | caption |
| Abraum | spoil |
| Hofraum | court |
| Hubara | houbara bustard |
| Bräu | brew |
| Braue | eyebrow brow |
| Braun | brown Brown |
| braun | brown swarthy tan |
| Braut | bride fiancée bird girl |
| Gebräu | brew |
| Hebräer | Hebrew |
| Fußraum | footwell |
| Haftraum | cell |
| Hallraum | echo chamber |
| K-Raum | control room |
| Kühlraum | larder |
| Albtraum | nightmare bad dream |
| Hohlraum | cavity hollow space |