捶胸顿足

chuí xiōng dùn zú

(idiom) to beat one's chest and stamp one's feet (in sorrow, anguish etc)

捶

chuí

variant of 捶[chui2]

胸

xiōng

variant of 胸[xiong1]

顿

dùn

to stop

足

zú

(bound form) foot; leg