Where does “Nachtwandlerin” come from?

Nachtwandlerin (German) comes from German Nachtwandler, from German nachtwandeln, from German nacht, from Middle High German naht, from Old High German naht, from Proto-West Germanic naht, from Proto-Germanic nahts, from Proto-Indo-European nókʷts — bare, naked.

Ancestry of “Nachtwandlerin”, step by step

StepLanguageWordMeaning
1GermanNachtwandlersleepwalker
2Germannachtwandelnto sleepwalk
3Germannachtnight
4Middle High Germannahtnight
5Old High Germannahtnight
6Proto-West Germanicnahtnight
7Proto-Germanicnahtsnight
8Proto-Indo-Europeannókʷtsnight
9Proto-Indo-Europeannegʷ-bare, naked
Every word from Proto-Indo-European negʷ-Every word from Proto-Indo-European nókʷtsEvery word from Proto-Germanic nahts