Where does “Kızıltepe” come from?

Kızıltepe (Turkish) comes from Turkish tepe, from Ottoman Turkish تپه, from Old Anatolian Turkish دپه, from Proto-Turkic *tepe — hill, top.

Ancestry of “Kızıltepe”, step by step

Kızıltepe traces back through two separate lines of ancestry.

via Turkish tepe

StepLanguageWordMeaning
1Turkishtepehill; top, peak; apex, vertex
2Ottoman Turkishتپهcrown of the head, apex, summit, mountain peak,...
3Old Anatolian Turkishدپهhill
4Proto-Turkic*tepehill, top

via Turkish kızıl

StepLanguageWordMeaning
1Turkishkızılbright red, scarlet; communist; gold
2Ottoman Turkishقزلred
3Proto-Turkickïŕïlred
4Proto-Turkickï̄ŕ-to be hot, glow, redden
Every word from Proto-Turkic *tepeEvery word from Old Anatolian Turkish دپهEvery word from Ottoman Turkish تپه