积
重
难
返
j
ī
z
h
ò
n
g
n
á
n
f
ǎ
n
Definitions
1. ingrained habits are hard to overcome (idiom); bad old practices die hard
Components
积
jī
–
to amass
重
zhòng
–
heavy
难
nán
–
difficult (to...)
返
fǎn
–
to return (to)