| Esperantologe | Esperantologist |
| Esperantologie | Esperantology |
| Esperantologin | Esperantologist |
| Esperanto | Esperanto |
| Speläologe | speleologist |
| Esperantistin | Esperantist |
| Esperantid | Esperantido |
| Esperantist | Esperantist |
| Speläologie | speleology |
| Elenantilope | common eland |
| Implantologie | implantology |
| Akzentologe | accentologist |
| Scientologe | Scientologist |
| Gerontologie | gerontology |
| Paläontologe | paleontologist |
| Parasitologe | parasitologist |
| Dermatologe | dermatologist |
| Eschatologie | eschatology |
| Herpetologe | herpetologist |
| Proktologe | proctologist |