| Sexualforscher | sexologist |
| Sexualforscherin | sexologist |
| Sexualforschung | sexology |
| Sexualpartner | sex partner |
| Sprachforscher | linguist |
| Klimaforscher | climatologist |
| Naturforscher | naturalist |
| Vulkanforscher | volcanologist |
| Sexualtrieb | sex drive |
| Sexualmord | sex murder |
| Sexualorgan | sexual organ |
| Aalfischer | eel catcher eel fisher eeler |
| Afterforscher | pseudoscientist |
| Ahnenforscher | genealogist |
| Meinungsforscher | pollster |
| Namenforscher | onomastician |
| Afrikaforscher | explorer of Africa |
| Forscher | researcher explorer |
| Höhlenforscher | speleologist |
| erforschen | research |