kùn nan
difficult
challenging
straitened circumstances
difficult situation
mó nàn
a torment
a trial
tribulation
a cross (to bear)
well-tried
yì jué kùn nan
to find sth increasingly difficult
mó nàn
variant of 磨難|磨难[mo2 nan4]
Mò nán
Inner Mongolia (lit. south of the Gobi Desert)