אידיש

The Hebrew alphabet is used in Yiddish, Ladino, and Bukharan, as well as in dialects of Amazigh, Persian, and Arabic.

You can start learning Yiddish here https://www.yiddishbookcenter.org/language-literature-culture/learn-yiddish-alphabet.

Yiddish is spoken here:

https://www2.census.gov/programs-surveys/decennial/2020/resources/language-materials/guides/Yiddish-Guide.pdf?# from here.

http://www.nystce.nesinc.com/content/docs/NY_fld041_prepguide.pdf bilingual certification in New York. The New York State Dept of Health also produces material in Yiddish, as noted CNN noted in 2019 when dissecting the translation for errors.

From 1973 Conversa-Phone instruction manual:

https://en.wikipedia.org/wiki/Birobidzhan

https://en.wikipedia.org/wiki/Yiddish