Where does “छत्तीसगढ़” come from?
छत्तीसगढ़ (Hindi) comes from Hindi छत्तीस, from Sanskrit षट्त्रिंशत्, from Sanskrit त्रिंशत्, from Proto-Indo-Aryan triHśát, from Proto-Indo-Iranian triHćát, from Proto-Indo-European tridḱómt, from Proto-Indo-European tri-, from Proto-Indo-European tréyes — three.
Ancestry of “छत्तीसगढ़”, step by step