Where does “ئۆيدىن” come from?

ئۆيدىن (Uyghur) comes from Uyghur ـدىن, from Chagatai ـدین, from Proto-Turkic *-den.

Ancestry of “ئۆيدىن”, step by step

ئۆيدىن traces back through two separate lines of ancestry.

via Uyghur ـدىن

StepLanguageWordMeaning
1Uyghurـدىنablative case suffix
2Chagataiـدین—
3Proto-Turkic*-den—

via Uyghur ئۆي

StepLanguageWordMeaning
1Uyghurئۆيhouse, room; home
2Proto-Turkicebhouse
Every word from Proto-Turkic *-den →Every word from Chagatai ـدین →Every word from Uyghur ـدىن →