This is the 3011th most frequent Polish word.
opłatę
"Opłatę" means "fee" or "payment" in English.
In this sentence, 'opłatę' is the accusative form of the noun 'opłata', meaning 'fee', referring to a required payment for a service or permission.
Zapłaciłem opłatę za parking.
I paid the fee for parking.
Here, 'opłatę' again means 'fee' and is used in a question about its payment timing.
Czy muszę uiścić opłatę z góry?
Do I need to pay the fee in advance?
In this context, 'opłatę' specifies the thing paid, demonstrating its flexibility in usage.