Where does “𑀚𑀺𑀩𑁆𑀪𑀸” come from?

𑀚𑀺𑀩𑁆𑀪𑀸 (Prakrit) comes from Sanskrit जिह्वा — tongue.

𑀚𑀺𑀩𑁆𑀪𑀸 (Prakrit): tongue