| Narkologie | narcology |
| Arkologie | arcology |
| Turkologie | Turcology |
| Aerologie | aerology |
| Areologie | areology |
| Garbologie | garbology |
| Mariologie | Mariology |
| Narkolepsie | narcolepsy |
| Narkomanie | drug addiction |
| Narratologie | narratology |
| Gynäkologie | gynaecology gynecology |
| Kapkolonie | Cape Colony |
| Malakologie | malacology |
| Mykologie | mycology |
| Onkologie | oncology |
| Phykologie | phycology |
| Tokologie | tocology |
| Ökologie | ecology |
| Antrologie | arthrology |
| Aretologie | aretology |