This is the 427th most frequent Ukrainian word.
російська
"Російська" in English means "Russian."
In this sentence, 'російська' is used in the feminine singular accusative form to describe the language being studied.
Я вивчаю російську мову.
I am learning the Russian language.
Here, 'російська' is used as an adjective in the feminine singular accusative form to describe the literature.
Вона читає російську літературу.
She reads Russian literature.
In this example, 'російська' is an adjective modifying the feminine singular noun 'культура,' in the nominative case, specifying the nationality of the culture.