| Otoskop | otoscope |
| Mutoskop | mutoscope |
| Horoskop | horoscope |
| Koloskop | colonoscope |
| Rektoskop | rectoscope |
| Zystoskop | cystoscope |
| Endoskop | endoscope |
| Kolposkop | colposcope |
| Demoskop | pollster public opinion researcher |
| Gyroskop | gyroscope |
| Pedoskop | pedoscope |
| Pyroskop | pyroscope |
| -skop | -scope |
| Episkop | episcope |
| Otolith | otolith |
| Sotolon | sotolon |
| isotop | isotopic |
| Isotop | isotope |
| Ökoton | ecotone |
| Biotop | biotope |