Where does “Çukurca” come from?

Çukurca (Turkish) comes from Turkish -çe, from Ottoman Turkish -ce, from Proto-Turkic *-če — Suffix expressing the equative case.

Ancestry of “Çukurca”, step by step

StepLanguageWordMeaning
1Turkish-çelike, -like, -ly; -ish; as if, as though; in the...
2Ottoman Turkish-ce—
3Proto-Turkic*-čeSuffix expressing the equative case
Every word from Proto-Turkic *-če →Every word from Turkish -çe →Every word from Ottoman Turkish -ce →