Where does “Kara Ca Su” come from?

Kara Ca Su (Ottoman Turkish) comes from Ottoman Turkish su, from Old Anatolian Turkish şol, from Old Anatolian Turkish uş ol.

Ancestry of “Kara Ca Su”, step by step

StepLanguageWordMeaning
1Ottoman Turkishsu—
2Old Anatolian Turkishşol—
3Old Anatolian Turkishuş ol—
Every word from Old Anatolian Turkish uş ol →Every word from Old Anatolian Turkish şol →Every word from Ottoman Turkish su →