liberalnego
Liberalnego is a grammatical form in Polish, specifically the genitive singular of the adjective liberalny, meaning liberal. It is used when the noun it modifies is in the genitive case, and it appears in phrases describing things associated with liberalism or depicting a liberal noun in a genitive context.
In Polish, adjectives agree with the noun they modify in gender, number, and case. The form liberalnego
Common contexts include phrases like kryteria liberalnego systemu (criteria of a liberal system), zasady liberalnego podejścia
Summary: liberalnego is not a separate word with independent meaning but the genitive singular form of liberalny