Where does “stydja” come from?

stydja (Norwegian Nynorsk) comes from Old Norse styðja, from Proto-Germanic stuþjaną, from Proto-Germanic stuþs, from Proto-Indo-European stut-, from Proto-Indo-European stā-, from Proto-Indo-European steh₂- — to stand.

Ancestry of “stydja”, step by step

StepLanguageWordMeaning
1Old Norsestyðjato rest
2Proto-GermanicstuþjanąTo support
3Proto-Germanicstuþssupport, prop, post
4Proto-Indo-Europeanstut-prop
5Proto-Indo-Europeanstā-to stand, place
6Proto-Indo-Europeansteh₂-to stand
Every word from Proto-Indo-European steh₂- →Every word from Proto-Indo-European stā- →Every word from Proto-Indo-European stut- →