Where does “*तलघट्टिका-” come from?

*तलघट्टिका- (Prakrit) comes from Proto-Indo-European *taras.

Ancestry of “*तलघट्टिका-”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	*taras	—

*तलघट्टिका- — Etymology, Origin & Word History | Etymology Explorer