ㄏㄨㄟˋhuìㄙㄜˋ

  1. 詩文樂曲含意隱晦不易·趙翼詩話··韓昌黎》:昌黎晦澀俚俗不可為。」通俗流暢

difficult to understand, cryptic
obscur, incompréhensible
unklar