This is the 9057th most frequent Polish word.
stasiuk
"Stasiuk" is not a common Polish word; it is primarily a surname, notably associated with Polish writer Andrzej Stasiuk.
Here, 'Stasiuk' signifies the author's name being referenced in possessive form, attributing a book to him.
Mam książkę Stasiuka na półce.
I have Stasiuk's book on my shelf.
This sentence illustrates 'Stasiuk' as the subject and proper noun, referring directly to the author engaging in the action of writing.
Stasiuk pisze bardzo interesujące powieści.
Stasiuk writes very interesting novels.
In this instance, 'Stasiuk' references the individual in a direct personal context during an event.