Where does “wunder” come from?

wunder (Middle Dutch) comes from Old Dutch wundar, from Proto-Germanic wundrą, from Proto-Indo-European wenh₁- — to love.

Ancestry of “wunder”, step by step

StepLanguageWordMeaning
1Old Dutchwundar—
2Proto-Germanicwundrąwonder, miracle
3Proto-Indo-Europeanwenh₁-to love
Every word from Proto-Indo-European wenh₁- →Every word from Proto-Germanic wundrą →Every word from Old Dutch wundar →