Polis ; see relevant link .
A synonym for city-state would be a sovereign city-state, or a self-governing city-state.
A synonym for town is "city" or "village."
City or metropolitan.
A synonym for province is "state" or "region."
A common synonym for nation or country is "state."
A synonym for "town" could be "city," "village," or "settlement."
Roanoke is a city, Roanoke does not have a synonym nor antonym.
city
City is an example.
city
A synonym for town is "city" or "village."
urban, city, modern
City, metropolis, township...
city of the dead
It could be viewd as a synonym for country, county, continent, state, area, etc.
State, mode, status, condition.condition, position, perdicament
modern or urban(: your welcome
Province and state are synonyms.