charade

charade
[ʃəˈrɑːd]
noun

an absurd pretence intended to create a pleasant or respectable appearance
装模作样
■(charades)a game in which players guess a word or phrase from a written or acted clue given for each syllable and for the whole item
（以书写或动作让参与者通过猜音节来猜字或句的）字谜游戏

语源

late 18th cent.: from French, from modern Provençal charrado 'conversation', from charra 'chatter', perhaps of imitative origin