Tyranny

tyranny |ˈtirənē|

noun ( pl. -nies)

cruel and oppressive government or rule : refugees who managed to escape Nazi tyranny | the removal of the regime may be the end of a tyranny.

• a nation under such cruel and oppressive government.

• cruel, unreasonable, or arbitrary use of power or control : she resented his rages and his tyranny | figurative the tyranny of the nine-to-five day | his father's tyrannies.

• (esp. in ancient Greece) rule by one who has absolute power without legal right.