| Esperanto | Deutsch | |
| regulilo | [Technik] Regler | ✘ |
| regulatoro | [Technik] Regler | ✘ |
| regilo | [Technik] Regler | ✘ |
| termostato | Wärmeregler | ✘ |
| termoregulilo | Wärmeregler | ✘ |
| termostato | Temperaturregler | ✘ |
| temperaturregulilo | Temperaturregler | ✘ |
| regulilo de sonintenso | Lautstärkeregler | ✘ |