wú cháng
variable
changeable
fickle
impermanence (Sanskrit: anitya)
ghost taking away the soul after death
to pass away
to die
chū mò wú cháng
to appear and disappear unpredictably
huò fú wú cháng
disaster and happiness do not follow rules (idiom); future blessings and misfortunes are unpredictable
fǎn fù wú cháng
unstable
erratic
changeable
fickle
Hēi Bái Wú cháng
Two deities, one short, one tall, chained together at the ankle, responsible for rewarding the good and punishing the bad