The story
- Proto-Turkic · derived from*kaŕ-
- Old Turkic · derived from𐰴𐰔𐰍𐰸“profiteer”
- Kipchak *qazaq · derived from*qazaq
- zle-muk · derived fromкоза́къ
- Middle Polish · derived fromKozak
- Middle French · borrowed fromcosaque
- English todayCossack
From Middle French cosaque, from Middle Polish Kozak, from Middle Ukrainian коза́къ (kozák), from Kipchak *qazaq (whence Armeno-Kipchak խազախ (xazax)), from Old Turkic 𐰴𐰔𐰍𐰸 (*qazǧaq, “profiteer”), from 𐰴𐰔𐰍𐰣𐰢𐰴 (qazǧanmaq, “to acquire”), from 𐰴𐰔𐰢𐰴 (qazmaq, “to dig out”), from Proto-Turkic *kaŕ-. Doublet of Kazakh. First appears c. 1587 in the writings of George Turberville.
Etymology from Wiktionary, CC BY-SA 4.0.