nói xấu

Từ điển Việt Anh (Vietnamese English Dictionary)

	[nói xấu]
		to speak ill/badly/evil of somebody; to speak against somebody behind his back; to backbite; to slander; to denigrate; to defame; to vilify; to traduce
			Anh không nên nói xấu những người đã khuất
			You shouldn't speak ill of the dead

Speak ill of, backbite