Where does “아라사” come from?

아라사 (Korean) comes from Chinese 俄羅斯, from Manchu ᠣᡵᠣᠰ, from Classical Mongolian ᠣᠷᠤᠰ᠋, from Middle Mongolian 斡羅思, from Old East Slavic Русь, from Finnish ruotsi, from Proto-Finnic *roocci, from Old Swedish roþs- — to row; to separate; loose, sparse, rare.

Ancestry of “아라사”, step by step

StepLanguageWordMeaning
1Chinese俄羅斯
2ManchuᠣᡵᠣᠰRussian
3Classical Mongolianᠣᠷᠤᠰ᠋
4Middle Mongolian斡羅思
5Old East SlavicРусьRus; Ruthenia
6FinnishruotsiSwedish
7Proto-Finnic*roocciSwede originally anyone from Roslagen
8Old Swedishroþs-related to rowing
9Old Norseróðrrowing
10Proto-Germanicrōþrąoar; rudder
11Proto-Indo-Europeanh₁reh₁-to row; to separate; loose, sparse, rare
Every word from Proto-Indo-European h₁reh₁-Every word from Old Swedish roþs-Every word from Proto-Finnic *roocci