Where does “অস্তিত্ব” come from?

অস্তিত্ব (Bengali) comes from Sanskrit अस्तित्व, from Sanskrit अस्ति, from Proto-Indo-Iranian Hásti, from Sanskrit हस्तिन्, from Sanskrit हस्त, from Proto-Indo-Aryan źʰástas, from Proto-Indo-Iranian ȷ́ʰástas, from Proto-Indo-European ǵʰés-to- — hand; take, give in exchange.

অস্তিত্ব (Bengali): existence

Definitions

existence

Ancestry of “অস্তিত্ব”, step by step

Step	Language	Word	Meaning
1	Sanskrit	अस्तित्व	existence, reality
2	Sanskrit	अस्ति	to be; to live; to exist, be present
3	Proto-Indo-Iranian	Hásti	to be
4	Sanskrit	हस्तिन्	an elephant
5	Sanskrit	हस्त	the hand; an elephant's trunk; the forearm
6	Proto-Indo-Aryan	źʰástas	—
7	Proto-Indo-Iranian	ȷ́ʰástas	hand
8	Proto-Indo-European	ǵʰés-to-	hand
9	Proto-Indo-European	ǵʰes-	hand; take, give in exchange

Every word from Proto-Indo-European ǵʰes- →Every word from Proto-Indo-European ǵʰés-to- →Every word from Proto-Indo-Iranian ȷ́ʰástas →