Correct

佶屈聱牙

/ jí qū áo yá / 
Strokes

Example

Definition

be full of difficult, unpronounceable words; read awkward; be awkward reading

1
Zhège
这个
jùzi
句子
jíqūáoyá
佶屈聱牙
  
。

This sentence reads awkward. / This sentence is a real jawbreaker.