外巧内嫉　

◎ 外巧内嫉 wàiqiǎo-nèijí

[artful speech and flashy manners in appearance but jealous inside] 外表乖巧温婉,内心嫉妒怀恨

兄宣静言令色,外巧内嫉之心。——《汉书·翟方进传》