language of very backward classes, but the ఒ (o) of రొ (ro) in రొండు (rondu) is evident in the speech of the upper classes also. Now, the connection of దొందు (dondu) with the Sanskrit ద్వంద్వ (dvandva) is so evident that the derivation of the one from the other cannot be resisted, if a parallel phonetic change of ద (d) into ర (r) can be found out. It is remarkable that ద (d) is changed into ర (r) not only in the Dravidian languages but also in the Prakrits and the North Indian vernaculars. Skt. సప్తత (saptatih)—Prak సత్తదీ (sattadi)—E. H. సత్తర్ (sattar); Skt ద్వాదశ (dvadasa)—Prak. బారహ (baraha) or బారస (barasa)—E. H. బారహ్ (barah); Skt. గద్గదికా (gadgadika)—Prak గగ్గరిఆ (gaggaria)—E. H. గగ్గరీ (caggari). Dravidian examples are: Tamil విదెయ్ (videi) వీరయ్ (virei); Kan. ఇడర (idara) besides మరద (marada). Similarly in లొందు (londu) in the child's language, forming the next stage in
