mystify
Pretending to be a God or a ghost is a Chinese idiom, and the Pinyin is Zhu ā ngsh é NN ò nggu ǐ, which means playing tricks to deceive people. From a dream of Red Mansions by Cao Xueqin in Qing Dynasty.
The origin of Idioms
The 37th chapter of a dream of Red Mansions by Cao Xueqin in Qing Dynasty: "don't play tricks with me. What's the matter I don't know?"
Idiom usage
Combined; used as predicate, object and attribute; with derogatory meaning
mystify