Russiske
Russiske is the Norwegian adjective meaning “Russian.” It describes things related to Russia, including the people, culture, language, history, and institutions of the country. The base form russisk is used with singular nouns, while russiske is used with plural nouns and in other inflected contexts. For example, russiske borgere means Russian citizens, and russiske kulturarv can refer to Russian cultural heritage. When talking about the language itself, the standard phrasing is det russiske språket (the Russian language).
Etymology and relation to other languages: Russiske derives from the historical ethnonym Rus’ and the medieval
Usage and style: In Norwegian, russiske is used in encyclopedic, academic, and media contexts to discuss Russia