most, -est

Song dynasty

prosperity (usually of a country or a state)

to prosper; to thrive; to flourish

the above / the top (position or direction) / the surface of / superior in skill, age, level, etc.

in addition; furthermore / on top of (which)

one thing

history / the study of history

age, era, period (of time) / the times, spirit of the age / antiquity / a time in one's life, one's days (in college etc.)

(historical or contemporary) any of several kingdoms, empires, or states of the Chinese people