Where does “folgen” come from?

folgen (Middle High German) comes from Old High German folgēn, from Proto-West Germanic folgēn, from Proto-Germanic fulgāną, from Proto-Germanic fullaz, from Proto-Indo-European pl̥h₁nós, from Proto-Indo-European pleh₁- — to fill.

Ancestry of “folgen”, step by step

StepLanguageWordMeaning
1Old High Germanfolgēnto follow
2Proto-West Germanicfolgēnto follow
3Proto-Germanicfulgānąto follow
4Proto-Germanicfullazfull; the whole, the entire
5Proto-Indo-Europeanpl̥h₁nósfull
6Proto-Indo-Europeanpleh₁-to fill

Words derived from “folgen

Every word from Proto-Indo-European pleh₁-Every word from Proto-Indo-European pl̥h₁nósEvery word from Proto-Germanic fullaz