This is the 13522nd most frequent Korean word.
러시아
Russia.
Here, '러시아' is used as a proper noun to denote the country Russia.
러시아는 세계에서 가장 넓은 나라이다.
Russia is the largest country in the world by area.
'러시아' is used as an adjective form (as part of the compound noun '러시아 문화') to describe the culture associated with Russia.
나는 여행하면서 러시아 문화에 대해 배웠다.
I learned about Russian culture while traveling.
'러시아' is used as a modifier within '러시아 사람들' to specify the people belonging to Russia.