This is the 9015th most frequent Russian word.
рига
"Рига" is the Russian word for "Riga," the capital city of Latvia.
Here, 'Ригу' is the accusative case of 'Рига,' used to indicate the city as the direct object of the sentence.
Я хочу посетить Ригу этим летом.
I want to visit Riga this summer.
Here, 'Рига' is the nominative case, functioning as the subject of the sentence.
Рига является столицей Латвии.
Riga is the capital of Latvia.
Here, 'Риги' is the genitive case of 'Рига,' used to denote possession or close relation.