Medzinárodnej
Medzinárodnej is an inflected form of the Slovak adjective medzinárodný, meaning international. It appears in feminine singular and is used for several grammatical cases (genitive, dative, and locative). In Slovak, adjectives agree with the gender, number, and case of the nouns they modify, so medzinárodnej appears whenever a feminine singular noun is in one of these cases.
Common uses include phrases in official and legal language, where the noun is feminine: for example, medzinárodnej
In broader terms, medzinárodnej is one of several inflected forms that enable Slovak adjectives to agree with