Yes. Eastern dialects and Western dialects. Looks like Slav v. non-Slav (Romance/Germanic) split. “The primary differences between the contemporary dialects a

Yes. Eastern dialects and Western dialects. Looks like Slav v. non-Slav (Romance/Germanic) split. “The primary differences between the contemporary dialects are in the quality of stressed vowels, though there are also differences in morphology, lexicon, and grammar. Northern dialects are more conservative in vowel quality, while southern dialects have preserved vowel quantity distinctions.” https://en.wikipedia.org/wiki/Yiddish_dialects https://en.wikipedia.org/wiki/Yiddish_dialects