變色易容

Simplified: 变色易容

biànsèyìróng ㄅㄧㄢˋ ㄙㄜˋ ㄧˋ ㄖㄨㄥˊ

    • to change color and alter one's expression (idiom) to go white with fear
    • out of one's wits

Character by character

Sources