Where does “པོ་ཏ་ལ” come from?

པོ་ཏ་ལ (Tibetan) comes from Sanskrit पोतलक.

Ancestry of “པོ་ཏ་ལ”, step by step

Step	Language	Word	Meaning
1	Sanskrit	पोतलक	—

པོ་ཏ་ལ — Etymology, Origin & Word History | Etymology Explorer