ㄅㄛˊㄖㄢˊránㄅㄧㄢˋbiànㄙㄜˋ

  1. 形容發怒生氣臉色大變三國演義·》:孫權孔明不覺勃然變色拂衣退後堂。」勃然作色」、勃然色變」。怫然作色

to suddenly change color showing displeasure, bewilderment etc