This is the 3665th most frequent Polish word.
ilkiewicz
"Ilkiewicz" is not a standard Polish word; it appears to be a surname.
Here 'Ilkiewicz' is used as a proper noun, likely a surname of an individual who is the subject of the sentence.
Ilkiewicz zorganizował wyjątkową wystawę w lokalnym muzeum.
Ilkiewicz organized an exceptional exhibition in the local museum.
In this sentence, 'Ilkiewicz' signifies a family name, used to collectively refer to the members of a family.
Przygody rodziny Ilkiewicz na wakacjach były niezwykle interesujące.
The adventures of the Ilkiewicz family on vacation were extremely interesting.
The term 'Ilkiewicz' here is employed as a respectful addressing term, paired with 'Pan' indicating the person is a male, showcasing formal use.