Where does “haso” come from?

haso (Old Saxon) comes from Proto-West Germanic hasō, from Proto-Germanic *hesô, from Proto-Indo-European ḱeh₂s- — to lead, teach, educate; grey, hare.

Ancestry of “haso”, step by step

StepLanguageWordMeaning
1Proto-West Germanichasōhare
2Proto-Germanic*hesôhare
3Proto-Indo-Europeanḱeh₂s-to lead, teach, educate; grey, hare

Words derived from “haso”

Every word from Proto-Indo-European ḱeh₂s- →Every word from Proto-Germanic *hesô →Every word from Proto-West Germanic hasō →
haso — Etymology, Origin & Word History | Etymology Explorer