backchat
noun [ U ] UK uk/ˈbæk.tʃæt/ us/ˈbæk.tʃæt/ (US back talk)
回嘴;反唇相讥
rude remarks made when answering someone in authority
That's enough backchat! You do as you're told. 够了，别顶嘴了！照我说的做。
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