Where does “𑀯𑀺𑀝𑁆𑀞𑀺” come from?

𑀯𑀺𑀝𑁆𑀞𑀺 (Prakrit) comes from Sanskrit वृष्टि — rain.

𑀯𑀺𑀝𑁆𑀞𑀺 (Prakrit): work, job; especially forced labour