Where does “lēren” come from?

lēren (Middle High German) comes from Old High German lēren, from Proto-West Germanic laiʀijan, from Proto-Germanic laizijaną, from Proto-Indo-European loyséyeti, from Proto-Indo-European leys — to trace; to track.

Ancestry of “lēren”, step by step

StepLanguageWordMeaning
1Old High Germanlērento teach
2Proto-West Germaniclaiʀijanto teach
3Proto-Germaniclaizijanąto teach
4Proto-Indo-Europeanloyséyeti
5Proto-Indo-Europeanleysto trace; to track

Words derived from “lēren

Every word from Proto-Indo-European leysEvery word from Proto-Indo-European loyséyetiEvery word from Proto-Germanic laizijaną