Correct

找刺儿

/ zhǎo cīr / 
Strokes

Definition

to find fault

Example

As a Verb

nitpick; pick holes

1
Tā
他
dòngbudòng
动不动
jiù
就
gěi
给
biéren
别人
zhǎo
找
cīr  
刺儿
  
。

He is always ready to pick holes in others. / He is always finding fault with others.