geograficznego
Geograficznego is the genitive singular form of the Polish adjective geograficzny, which means geographic or geographical. In Polish, adjectives decline by gender, number, and case, so geograficznego appears when the noun it modifies is in the genitive singular and is masculine or neuter. The feminine genitive singular form is geograficznej, and other forms include geograficzny (nominative masculine) and geograficzne (nominative neuter).
Geograficznego is commonly used in phrases describing nouns in the genitive case. For example, in the phrase
Etymology and relation to other terms: geograficzny derives from geografia, itself from Greek roots ge- “earth”