This is the 7272nd most frequent Polish word.
józefowskiej
The word "józefowskiej" is the genitive or locative singular form of an adjective derived from "Józefów," referring to something "of Józefów" (a place name in Poland).
In this instance, 'józefowskiej' is an adjective describing a street, indicating its association with Józefów.
Spacerowaliśmy po józefowskiej ulicy.
We were walking down the street in Józefów.
Here, 'józefowskiej' describes a school, signifying that it is located in or pertaining to Józefów.
Poznałam go w józefowskiej szkole.
I met him in the school in Józefów.
'józefowskiej' denotes the history that is related to or originating from Józefów in this context.