The story
- Old SwedishKarelen
- FinnishKarjala
- Medieval LatinCarēlia
- English todayKarelia
From Medieval Latin Carelia (akin to Russian Каре́лия (Karélija)), a Latinized form of Swedish Karelen. The Swedish word was probably mediated through Old Novgorodian Корѣла (Korěla), itself from the Finnic endonym (compare Finnish Karjala, which see for more).
Etymology from Wiktionary, CC BY-SA 4.0.