Yiddishism

noun

Yid·​dish·​ism ˈyi-di-ˌshi-zəm 

1

: a usage, word, phrase, or idiom peculiar to Yiddish

2

: a movement characterized by advocacy of the Yiddish language and culture

Yiddishist

ˈyi-di-shist 

noun or adjective

Word History

First Known Use

1904, in the meaning defined at sense 1