This is the 2137th most frequent Polish word.
państwo
"Państwo" in Polish means "state" (as in a nation) or "ladies and gentlemen" depending on context.
Here, 'państwo' is used as a polite form of address for a group of people.
Dzień dobry, widzę, że państwo już czekają.
Good day, I see that you (plural formal) are already waiting.
In this sentence, 'państwo' refers to a married couple or family with the surname Kowalski.
Państwo Kowalscy mieszkają w Warszawie.
The Kowalski family resides in Warsaw.
Here, 'państwo' means 'state' or 'country' in a geopolitical context.