| Esperanto | Deutsch | |
| plafono | Zimmerdecke | ✘ |
| ↳ | Decke | ✘ |
| megafono | Sprachrohr | ✘ |
| ↳ | Schalltrichter | ✘ |
| ↳ | Megaphon | ✘ |
| ↳ | Lautsprecher — Megaphon | ✘ |
| balafono | Balafon | ✘ |
| vibrafono | Vibraphon — Musikinstrument | ✘ |
| diktafono | Diktiergerät | ✘ |
| ↳ | Diktaphon | ✘ |
| salajroplafono | Lohngrenze — obere | ✘ |