| Onkologin | oncologist |
| Onkologie | oncology |
| Ökologin | ecologist |
| Ontologin | ontologist |
| Önologin | oenologist |
| Onkologe | oncologist |
| Mykologin | mycologist |
| Ökologie | ecology |
| Ontologie | ontology |
| Önologie | oenology enology |
| Arkologie | arcology |
| Toxikologin | toxicologist |
| Gynäkologin | gynaecologist |
| Mykologie | mycology |
| Tokologie | tocology |
| Ökologe | ecologist |
| Bryologin | bryologist |
| Ideologin | ideologue |
| Indologie | Indology |
| Kosmologin | cosmologist |