This is the 2491st most frequent Polish word.
józef
"Józef" is the Polish form of the name "Joseph."
Here, 'Józef' is used as a proper noun representing a person's first name.
Józef jest moim najlepszym przyjacielem.
Józef is my best friend.
Here, 'Józef' is part of the full name of a famous historical figure, used to identify him.
Czytał książkę autorstwa Józefa Piłsudskiego.
He was reading a book written by Józef Piłsudski.
Here, 'Józef' indicates the first name of a character being referred to in a story.