| Akzentologie | accentology |
| Akzentologe | accentologist |
| Akzentologin | accentologist |
| Aretologie | aretology |
| Keltologie | Celtic studies |
| Pentalogie | pentalogy |
| Scientologe | Scientologist |
| Scientologin | Scientologist |
| Deontologie | deontology |
| Gerontologie | gerontology |
| Odontologie | odontology |
| Ontologie | ontology |
| Paläontologie | paleontology palaeontology |
| Addiktologie | addictology |
| Agnotologie | agnotology |
| Insektologie | entomology |
| Komitologie | comitology |
| Kryptologie | cryptology |
| Oktologie | octology |
| Skatologie | scatology |