贪 ㄊㄢ tān 婪 ㄌㄢ ˊ lán 无 ㄨ ˊ wú 厌 ㄧㄢ ˋ yàn 貪 ㄊㄢ tān 婪 ㄌㄢ ˊ lán 無 ㄨ ˊ wú 厭 ㄧㄢ ˋ yàn avaricious and insatiable (idiom); greedy and never satisfied