The story
- Proto-Semitic*yad-
- Hebrewיָדָה (yadá)
- Hebrewיהודה
- Ancient GreekἸουδά (Ioudá)
- Ancient GreekἸουδαῖος (Ioudaîos)
- Latiniūdaeus
- Old High Germanjudeo
- Old High Germanjudeisc
- Middle High Germanjüdesch
- Yiddishייִדיש (yidish)
- English todayYiddish
Borrowed from Yiddish ייִדיש (yidish), from Middle High German jüdisch (in reference to the language, more fully jüdischdiutsch (literally “Jewish-German”)). By surface analysis, Yid + -ish. Piecewise doublet of Jewish.
Etymology from Wiktionary, CC BY-SA 4.0.