| Etruskologin | Etruscologist |
| Etruskologe | Etruscologist |
| Etruskerin | Etrurian Etruscan |
| Toxikologin | toxicologist |
| Myrmekologin | myrmecologist |
| Turkologie | Turcology |
| Ethnologin | ethnologist |
| Petrologie | petrology |
| Metrologie | metrology |
| Arkologie | arcology |
| Lexikologin | lexicologist |
| Narkologie | narcology |
| Onkologin | oncologist |
| Pharmakologin | pharmacologist |
| Ökologin | ecologist |
| Gynäkologin | gynaecologist |
| Mykologin | mycologist |
| Myrmekologie | myrmecology |
| Strafkolonie | penal colony |
| Tokologie | tocology |