Where does “ठंड” come from?
ठंड (Hindi) comes from Sauraseni Prakrit 𑀞𑀟𑁆𑀠, from Prakrit 𑀣𑀟𑁆𑀠, from Prakrit 𑀣𑀤𑁆𑀥, from Sanskrit स्तब्ध, from Proto-Indo-Iranian *stabdʰás, from Proto-Indo-European stebʰ‑.
ठंड (Hindi): cold, coldness
Ancestry of “ठंड”, step by step