A dimple
Pinyin is p ī m á OSU ǒ y ǎ n, a Chinese idiom, which means to deliberately find fault. From baopuzi Jieshu.
Idiom explanation
It's a metaphor for deliberately finding fault.
The origin of Idioms
"Baopuzi · Jieshu" says: "how can you praise your salary and make a meal of a few grains
A dimple
If you want to add crime, why not - yù jiā zhī zuì,hé huàn wú cí
goods overflow and people are happy - mín xī wù fù
undo what one regards disgraceful - xíng jǐ yǒu chǐ
literature catered to ordinary citizens - shì mín wén xué