泛滥成灾 Traditional 泛濫成災 fàn làn chéng zāi 🔊 lit. to flood (idiom) + Keep this word Meanings fàn làn chéng zāi 泛濫成災 lit. to flood (idiom)fig. rampantin plague proportions Its characters 泛fàngeneral滥lànoverflowing成chéngto succeedHSK 6灾zāidisaster; calamityHSK 6