Comparative evidence

kʷem

• OInd. cam- 'sip' (Whitney 1885: 44); 'drink', 'eat' (MW: 388)

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.