how about you give me a word that describes a country with a single party, ruling in perpetuity?
You’re still trying to construct the thing we’re saying is nonsense. Typically attributed to Julius Nyerere: The United States is also a one-party state but, with typical American extravagance, they have two of them.
The US has has been ruled by the bourgeoisie since the 1776 bourgeois revolution. The wealthy, white, male land-owning, largely slave-owning Founding Fathers intentionally constructed a bourgeois democracy, which was never meant to represent us, and never has, despite eventually allowing women and non-whites (who aren’t disenfranchised by the carceral system) to vote. BBC: [Princeton] Study: US is an oligarchy, not a democracy
In socialist states, the “one party” is the party of the working class. The two major parties today in the US are parties of the capitalist class, as were the Federalist, Democratic-Republican, and Whig parties before them.