Reign
[ɹeɪn]
noun
The exercise of sovereign power.
“England prospered under Elizabeth I's reign.”
The period during which a monarch rules.
“The reign of Victoria was a long one.”
The territory or sphere over which a kingdom; empire; realm; dominion, etc. is ruled.
verb
To exercise sovereign power, to rule as a monarch.
“He reigned in an autocratic manner.”
To reign over (a country)
To be the winner of the most recent iteration of a competition.