Correct

藏污纳垢

/ zàng wū nà gòu / 
Strokes

Definition

to hide dirt, to conceal corruption (idiom); to shelter evil people and accept wrongdoing/aiding and abetting wicked deeds

Example

Definition

store dirt and accept filth—shelter evil people and countenance evil practices

1
Zàngwūnàgòu
藏污纳垢
zhī
之
dì
地

place where the scum of the society assembles; sink/den of iniquity