rén jīng
sophisticate
man with extensive experience
child prodigy
Wunderkind (i.e. brilliant child)
spirit within a person (i.e. blood and essential breath 血氣|血气 of TCM)
hài rén jīng
goblin that kills or harms people
fig. wicked scoundrel
terrible pest
xiǎo rén jīng
exceptionally bright kid
child prodigy