This is the 2574th most frequent Polish word.
rząd
"Rząd" in English means "government" or "row," depending on context.
In this sentence, 'rząd' refers to the national government or administration.
Rząd ogłosił nowe zasady dotacji.
The government announced new subsidy rules.
Here, 'rząd' means a row, a linear arrangement of objects.
W szachach pionki ustawiamy w jednym rządzie.
In chess, pawns are arranged in one row.
In this case, 'rząd' indicates a row of seats, as in a theater or auditorium.