Comparative evidence

h₂enh₁

• OInd. an- 'breathe' (Whitney 1885: 3); 'respire', 'gasp'; 'live'; 'move', 'go' (MW: 24)

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.