| Endoskop | endoscope |
| Endoskopie | endoscopy |
| Endosom | endosome |
| Pedoskop | pedoscope |
| Endokarp | endocarp |
| Rektoskop | rectoscope |
| Demoskop | pollster public opinion researcher |
| Gyroskop | gyroscope |
| Horoskop | horoscope |
| Koloskop | colonoscope |
| Mutoskop | mutoscope |
| Otoskop | otoscope |
| Pyroskop | pyroscope |
| Episkop | episcope |
| Phonendoskop | phonendoscope |
| endogam | endogamous |
| Endlösung | final solution |
| Endobiose | endobiosis |
| Endokard | endocardium |
| Endonym | endonym |