This is the 3709th most frequent Polish word.
krajewski
"Krajewski" is a Polish surname and does not have a standalone definition in English.
Here, 'Krajewski' is used as a Polish surname and serves as a proper noun referring to a specific person.
Pan Krajewski mieszka w Warszawie.
Mr. Krajewski lives in Warsaw.
In this case, 'Krajewskich' shows the genitive plural form of the surname, referring to multiple members of the Krajewski family.
Spotkałam rodzinę Krajewskich na przyjęciu.
I met the Krajewski family at the reception.
Here, 'Krajewski' is used to refer to a Polish author's last name, emphasizing possession or authorship.