Where does “इसपे” come from?

इसपे (Hindi) comes from Hindi इस, from Prakrit 𑀅𑀲𑁆𑀲, from Sanskrit अश्व, from Proto-Indo-Aryan Háśwas, from Proto-Indo-Iranian Háćwas, from Proto-Indo-European h₁éḱwos, from Proto-Indo-European h₁oh₁ḱu- — swift.

Ancestry of “इसपे”, step by step

इसपे traces back through two separate lines of ancestry.

via Hindi इस

StepLanguageWordMeaning
1Hindiइसthis - oblique case only, see below for direct;...
2Prakrit𑀅𑀲𑁆𑀲of this
3Sanskritअश्वhorse, stallion; knight; the number "seven"
4Proto-Indo-AryanHáśwas
5Proto-Indo-IranianHáćwashorse
6Proto-Indo-Europeanh₁éḱwosstallion, horse
7Proto-Indo-Europeanh₁oh₁ḱu-swift

via Hindi पे

StepLanguageWordMeaning
1Hindiपेon top of, on; at
Every word from Proto-Indo-European h₁oh₁ḱu-Every word from Proto-Indo-European h₁éḱwosEvery word from Proto-Indo-Iranian Háćwas