1903 15 Jan. 7/1 Even the casual visitor to the Jewish quarter of Manchester cannot fail to be struck by the growing Yiddishness of the city.
1914 O. M. Johnson in i. 125 The ‘German’ of this last document is rather funny and its Yiddishness is unmistakable.
2001 (Nexis) 13 May (Late ed.) ii. 10/1 The pastoral Yiddishness of ‘Fiddler on the Roof’ choreography.