wèi
为
hǔ
虎
tiān
添
fù
傅
yì
翼
wèihǔtiānfùyì
ㄨㄟˋㄏㄨˇㄊㄧㄢㄈㄨˋㄧˋ
爲虎添傅翼
为虎添傅翼 wèihǔ-tiānfù yì [assist an evildoer is like one who give wings to a tiger] 为吃人的老虎附加羽翼,比喻替坏人出力,助长坏人的威势