The story
- Evenki · derived fromИонэсси“big water”
- Kyrgyz · derived fromЭне-Сай“mother river”
- Russian · borrowed fromЕнисе́й
- English todayYenisei
Borrowed from Russian Енисе́й (Jeniséj) from Old Kyrgyz Эне-Сай (Ene-Say, “mother river”) or from Evenki Ионэсси (Ionəssi, “big water”). See more detail
Etymology from Wiktionary, CC BY-SA 4.0.