Comments:Alt. and Drav. forms meaning 'small' - probably from the same root.
References:ОСНЯ 1, 178-179 (hardly two roots), МССНЯ 369; ND 165 *bic̣V ~ *biĉ̣V 'small' (also hardly to be distinguished from ND 166 *bVć̣VRV 'cut' and ND 168 *bič̣V 'crumble, crush' - although the SH seems to be different: in the 1st case Sem. *bc̣-(r) 'cut; small'; in the 2d case - some Chad. forms). ? Cf. also Ural. in ND 1662 *P_uč̣V 'fall'?