Reply To: If You Are Fluent in German or Yiddish, Can You Understand Some Pennsylvanian Du Home › Forums › Decaffeinated Coffee › If You Are Fluent in German or Yiddish, Can You Understand Some Pennsylvanian Du › Reply To: If You Are Fluent in German or Yiddish, Can You Understand Some Pennsylvanian Du July 26, 2019 1:24 pm at 1:24 pm #1765775 DovidBTParticipant Yes.