| Stammbaumforscher | genealogist |
| Stammbaumforscherin | genealogist |
| Stallbursche | lad |
| Stammbaumtheorie | tree model |
| Namenforscher | onomastician |
| Sexualforscher | sexologist |
| Sprachforscher | linguist |
| Klimaforscher | climatologist |
| Naturforscher | naturalist |
| Staubwischer | duster |
| Stammbaum | genealogical tree family tree |
| Stammbruch | unit fraction |
| Stimmbürger | elector |
| Afterforscher | pseudoscientist |
| Ahnenforscher | genealogist |
| Afrikaforscher | explorer of Africa |
| Raketenforscher | rocket scientist |
| Vulkanforscher | volcanologist |
| Strombrecher | baffle |
| Sturmtaucher | shearwater |