| Rassenkunde | study of race |
| Algenkunde | algology |
| Fahnenkunde | vexillology |
| Rechenkunde | arithmetic |
| Seenkunde | limnology |
| Namenkunde | onomatology |
| Straßenjunge | gamin |
| Straßenkunst | street art |
| Straßenkind | street child street urchin |
| Wasserhund | water dog |
| Messerwunde | knife wound |
| Absenkung | dip |
| Ameisenkunde | myrmecology |
| Ansenkung | countersink |
| Hasenhund | harehound |
| Waisenjunge | orphan |
| Waisenkind | orphan |
| Flaggenkunde | vexillology |
| Höhlenkunde | speleology |
| Hüttenkunde | metallurgy |