Where does “Alouddin” come from?

Alouddin (Uzbek) comes from Arabic علاء الدين, from Arabic دِين, from Pahlavi dēn, from Old Persian *dainah, from Proto-Indo-Iranian dʰayHanā-.

Ancestry of “Alouddin”, step by step

StepLanguageWordMeaning
1Arabicعلاء الدين—
2Arabicدِينjudgement; religion; faith
3Pahlavidēn—
4Old Persian*dainah—
5Proto-Indo-IraniandʰayHanā-—
Every word from Proto-Indo-Iranian dʰayHanā- →Every word from Old Persian *dainah →Every word from Pahlavi dēn →