聱牙佶屈
      Explanation: Hard to read: not easy to read; Ji Qu: twists and turns. That is not difficult to talk to read the article.
      Source: Tang Han Yu "into learning solutions": "Zhou Haoyan disk, Ji and hard to read.
      Examples: I have this gift no matter monarch, but there are ~ Murata poetry. (Yuan Dai Yuan table "_set_ of source Shou Chen Gui Yan white")