naszego
Naszego is the genitive singular form of the Polish possessive determiner nasz, meaning "our." It is used before masculine personal or neuter nouns in the genitive case, typically to indicate possession by the speaker and others in the group.
Morphology and usage notes: The possessive nasz changes with gender and case. In genitive singular, masculine
- dom naszego syna = our son’s house
- okno naszego domu = the window of our house
- szkoła naszego miasta = the school of our city
These phrases illustrate how naszego marks possession by "our" when the possessed noun is in genitive as
Etymology and typology: Nasz comes from the Slavic possessive family meaning "our." Naszego is the standard
See also: Polish possessive pronouns and adjectives, Declension of nasz, Polish grammar cases.