This is the 6666th most frequent Polish word.
dubiecko
"Dubiecko" is a proper noun referring to a town in southeastern Poland.
Here, 'Dubiecko' refers to the name of a specific town.
Dubiecko to malownicza miejscowość w Polsce.
Dubiecko is a picturesque town in Poland.
'Dubiecko' is used as a locative noun for the town specified earlier.
Widziałem piękną rzekę niedaleko Dubiecka.
I saw a beautiful river near Dubiecko.
The word 'Dubiecko' is being referenced in a historical context as the name of the town.