Where does “сртче” come from?

сртче (Macedonian) comes from Macedonian срт, from Ottoman Turkish صرت, from Proto-Turkic *sïrt.

Ancestry of “сртче”, step by step

StepLanguageWordMeaning
1Macedonianсртupper part of a mountain or hill; summit, crest
2Ottoman Turkishصرتback, the rear of the body, especially its upper part
3Proto-Turkic*sïrt—
Every word from Proto-Turkic *sïrt →Every word from Ottoman Turkish صرت →Every word from Macedonian срт →