| Synökologie | community ecology synecology |
| Gynäkologie | gynaecology gynecology |
| Kynologie | cynology |
| Autökologie | autecology physiological ecology |
| Tokologie | tocology |
| Ökologie | ecology |
| Gynäkologe | gynaecologist |
| Gynäkologin | gynaecologist |
| Mykologie | mycology |
| Onkologie | oncology |
| Agnotologie | agnotology |
| Symbologie | symbology |
| Noologie | noology |
| Nosologie | nosology |
| Senologie | senology |
| Sinologie | sinology |
| Ökologin | ecologist |
| Ökologe | ecologist |
| Arkologie | arcology |
| Narkologie | narcology |