Comparative evidence

h₂u̯ers

• OInd. vṛṣ- 'rain' (Whitney 1885: 165); 'shower' (down), 'pour' (forth), 'effuse', 'shed'; 'strike', 'hurt', 'vex', 'harass' (MW: 1011)

References

MW = Monier-Williams, M. 1899. A Sanskrit-English Dictionary. Clarendon Press.
Whitney 1885 = Whitney W. D. 1885. The roots, verb forms and primary derivatives of the Sanskrit language. A supplement to his Sanskrit grammar. Leipzig.