त्रुट्

Etymology
Of origin.

Mayrhofer rejects the connections made by Johansson and Morgenstierne to and, and prefers Tedesco's derivation from , via a series of sound changes  >  >  > , albeit with reservations about the chronology of the root's derived terms.

Alternatively, borrowed from a local substrate.

Root

 * 1) to be torn or split, tear, break, fall asunder