Where does “Seelenkunde” come from?

Seelenkunde (German) comes from German seele, from Middle High German sēle, from Old High German sēla, from Proto-West Germanic saiwalu, from Proto-Germanic saiwalō, from Proto-Germanic saiwiz, from Proto-Germanic sīhwaną, from Proto-Indo-European seykʷ- — to be wet; dribble; run; to stretch one's arm;...

Ancestry of “Seelenkunde”, step by step

StepLanguageWordMeaning
1Germanseelesoul
2Middle High Germansēlesoul
3Old High Germansēlasoul
4Proto-West Germanicsaiwalusoul
5Proto-Germanicsaiwalōsoul, life force
6Proto-Germanicsaiwizsea, ocean
7Proto-Germanicsīhwanąto filter
8Proto-Indo-Europeanseykʷ-to moisten; to filter
9Proto-Indo-Europeansey-to be wet; dribble; run; to stretch one's arm;...

Words derived from “Seelenkunde

Every word from Proto-Indo-European sey-