This is the 2581st most frequent Polish word.
sosnowca
The Polish word "sosnowca" refers to "pinewood" or something related to a pine tree.
Here, 'sosnowca' refers to a type of pine tree, showing possession or partitive meaning.
Drzewa sosnowca szumią na wietrze.
The pine trees rustle in the wind.
In this case, 'sosnowca' is used as a partitive noun describing the distribution of pine trees in the landscape.
Widziałem piękny krajobraz pełen sosnowca.
I saw a beautiful landscape full of pine trees.
Here, 'sosnowca' refers to someone from Sosnowiec, a city in Poland, demonstrating its use as a noun related to a place.