Where does “ller” come from?

ller (Middle English) comes from English leer, from Middle English lere, from Old English lār, from Proto-West Germanic laiʀu, from Proto-Germanic laizō, from Proto-Germanic laizijaną, from Proto-Indo-European loyséyeti, from Proto-Indo-European leys — to trace; to track.

Ancestry of “ller”, step by step

StepLanguageWordMeaning
1EnglishleerTo look sideways or obliquely; now especially...
2Middle Englishlereempty; Alternative form of lore
3Old Englishlārteaching; doctrine; lore, learning, science, art...
4Proto-West Germaniclaiʀu
5Proto-Germaniclaizōteaching; lore; doctrine
6Proto-Germaniclaizijanąto teach
7Proto-Indo-Europeanloyséyeti
8Proto-Indo-Europeanleysto trace; to track

Words derived from “ller

Every word from Proto-Indo-European leys