Correct

装疯卖傻

/ zhuāng fēng mài shǎ /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/装疯卖傻-Chinese-idioms-Cchatty-55696240-d8cc-4eb3-a291-dd9d005135b9-1612778099.jpg

Collocation

1
不要装疯卖傻了
2
很会装疯卖傻
3
一直装疯卖傻

Definition

装疯卖傻:

Literally means:

feign madness and act like an idiot; play the fool

Actually means:

卖, put on a show.

The whole phrase means acting as an idiot in order to cover up the truth or to attain a certain purpose. Derogatory.

卖,卖弄。

装疯卖傻,为了掩盖真实的思想和行为或达到某种目的而假装疯癫、痴呆。具有贬义色彩。

Example

Used as predicate or object. (作谓语、宾语)
1
Zhège
这个
zuìfàn
罪犯
zhí
一直
zhuāngfēngmàishǎ
装疯卖傻
  
,
shénme
什么
kěn
不肯
jiǎng
  

The criminal has been pretending to be crazy and selling stupid, and he won't say anything.

2
hěn
huì
zhuāngfēngmàishǎ
装疯卖傻
  
,
wéi
以为
zhèyàng
这样
rénjiā
人家
jiù
méi
bàn
办法
  
shí
其实
  
,
sòng
jīngshénbìng
精神病
yuàn
医院
zhā
jiù
zhīdào
知道
le
  

She's very good at pretending to be crazy and sell silly, thinking that people can't take her. In fact, send a psychiatric hospital to check it out.

3
ge
那个
niang
姑娘
hěn
cōngming
聪明
  
,
xiàn
发现
自己
bèi
guǎimài
拐卖
le
  
,
jiù
立刻
zhuāngfēngmàishǎ
装疯卖傻
  
,
hòulái
后来
zhōng
终于
táochū
逃出
le
kǒu
虎口
  

The girl was very clever, and as soon as she found out that she had been trafficked, she immediately pretended to be a fool, and then finally escaped from the tiger's mouth.