Where does “पूत” come from?

पूत (Hindi) comes from Sanskrit पूत, from Indo-European *puH-tó-s.

पूत (Hindi): son

Definitions

Step	Language	Word	Meaning
1	Sanskrit	पूत	cleansed, purified, pure; clear, bright
2	Indo-European	*puH-tó-s	—

पूत — Etymology, Origin & Word History | Etymology Explorer