Where does “*tárȷ́ʰi” come from?

*tárȷ́ʰi (Proto-Indo-Iranian) comes from Proto-Indo-European to-, from Proto-Indo-European só — this; that.

Ancestry of “*tárȷ́ʰi”, step by step

*tárȷ́ʰi traces back through two separate lines of ancestry.

via Proto-Indo-European to-

StepLanguageWordMeaning
1Proto-Indo-Europeanto-it; that; the, that
2Proto-Indo-Europeansóthis; that

via Proto-Indo-European ǵʰi

StepLanguageWordMeaning
1Proto-Indo-EuropeanǵʰiPostpositional intensifying particle: indeed, at any rate, in fact
Every word from Proto-Indo-European só →Every word from Proto-Indo-European to- →