| Vulkanforscher | volcanologist |
| Vulkanasche | volcanic ash |
| vulkanisch | volcanic |
| Ahnenforscher | genealogist |
| Namenforscher | onomastician |
| Höhlenforscher | speleologist |
| Sexualforscher | sexologist |
| Afrikaforscher | explorer of Africa |
| Klimaforscher | climatologist |
| Vulkaninsel | high island |
| Vulkankaninchen | volcano rabbit |
| Vulgärsprache | bad language cursing foul language potty language pottymouth profanity |
| Vulkanologe | volcanologist |
| Vulkanologie | volcanology |
| vulkanologisch | volcanological |
| Raketenforscher | rocket scientist |
| Afterforscher | pseudoscientist |
| Sprachforscher | linguist |
| Forscher | researcher explorer |
| Naturforscher | naturalist |