This is the 3834th most frequent Polish word.
paryżu
The Polish word "paryżu" means "Paris" in the locative case.
This is the locative case, indicating location within Paris.
Odwiedziłem muzeum w Paryżu.
I visited the museum in Paris.
Here, the word is in the genitive case, indicating the origin of the friend.
Spotkałem przyjaciela z Paryżu.
I met a friend from Paris.
This usage employs the locative case as part of the phrase prepositionally indicating direction or goal.