This is the 17947th most frequent Polish word.
świnoujście
"Świnoujście" is a Polish city located at the mouth of the Świna River on the Baltic Sea.
In this sentence, 'Świnoujście' is used as a proper noun referencing the specific city.
Świnoujście jest pięknym miastem nad Bałtykiem.
Świnoujście is a beautiful city by the Baltic Sea.
Here, 'Świnoujście' is used in locative case to highlight the location where the action took place.
Kiedy byłem w Świnoujściu, odwiedziłem latarnię morską.
When I was in Świnoujście, I visited the lighthouse.
In this sentence, 'Świnoujście' is used in genitive case, contextualizing it as the destination of the trip.