后

empress / queen / (archaic) monarch / ruler

back / behind / rear / afterwards / after / later / post-

Character component without intrinsic meaning

Character component without intrinsic meaning

afterwards / following / later / after

hereafter / henceforth / in the future / from now on

after the event / in hindsight / in retrospect

think again and again before acting (idiom); consider carefully in advance

postnatal

striving to be first and fearing to be last (idiom); outdoing one another

Cassiopeia (constellation)

a genius in retrospect (idiom); hindsight is 20-20

grave consequence / serious repercussion

from now on / henceforward

from here on

Urat Rear banner or Urdyn Xoit khoshuu in Bayan Nur 巴彥淖爾|巴彦淖尔[Ba1 yan4 nao4 er3], Inner Mongolia

grave consequence; serious repercussion

There are three ways to be unfilial; having no sons is the worst. (citation from Mencius 孟子[Meng4 zi3])

(idiom) not want to be outdone / not content to lag behind

(idiom) not want to be outdone / not content to lag behind

regardless of what's before or after (idiom); rushing blindly into sth

90s generation

wise after the event (idiom); with hindsight, one should have predicted it