+4 = 7

ㄊㄨㄥˊtóng

ㄊㄨㄥˊtóng
  1. 說文解字》:。」
surname Tong, red
rot (Adj)​; Bsp.: 彤雲 彤云 -- rote Wolke, dunkle Wolken, Tong (Eig, Fam)​
rougeâtre