| Esperanto | Deutsch | |
| pumpstacio | Pumpe — Pumpstation | ✘ |
| pumpilo | Pumpe | ✘ |
| pumpi | pumpen | ✘ |
| prunti | pumpen — borgen | ✘ |
| pumperniklo | Pumpernickel — sehr dunkle Schwarzbrotart | ✘ |
| turbopumpilo | Kreiselpumpe | ✘ |
| ↳ | Druckluftpumpe | ✘ |
| injektoro | Einspritzpumpe | ✘ |
| centrifuga pumpilo | [Technik] Zentrifugalpumpe | ✘ |
| injektoro | Dampfstrahlwasserpumpe | ✘ |