Yiddish (a West Germanic, or more specifically High German, language that developed from Middle High German dialects, with an admixture of vocabulary from multiple source languages including Hebrew-Aramaic, Romance, Slavic, English, etc., and mostly written in Hebrew characters which is used mainly among Ashkenazic Jews from central and eastern Europe)
Etymology tree Proto-Semitic *yad- Hebrew יָדָה (yadá) Hebrew יהודהder. Ancient Greek Ἰουδά (Ioudá) Proto-Indo-European *-yósder. Ancient Greek -ιος (-ios) Ancient Greek Ἰουδαῖος (Ioudaîos)bor. Latin iūdaeusder. Old High German judeo Proto-Indo-European *-iskos Proto-Germanic *-iskaz Proto-West Germanic *-isk Old High German -isc Old High German judeisc Middle High German jüdesch Yiddish ייִדיש (yidish)bor. Spanish yidis Borrowed from Yiddish ייִדיש (yidish).