The story
- Russian · borrowed fromКалю́жный
- Ukrainian · borrowed fromКалю́жний
- Belarusian · borrowed fromКалю́жны
- English todayKaluzhny
From Belarusian Калю́жны (Kaljúžny), Ukrainian Калю́жний (Kaljúžnyj), or Russian Калю́жный (Kaljúžnyj). These are probably all related to калюжа (kaljuža, “puddle, pool”).
Etymology from Wiktionary, CC BY-SA 4.0.