That name was later Slavicised by Old Believers expelled from the Russian Empire and established on the banks of the river, as Litavka, and phonetically reversed to Lithuanian as Lietauka by local Lithuanians.
The name underwent a change due to the actions of Old Believers who were forced to leave the Russian Empire, resulting in its establishment on the riverbank as Litavka, and subsequently being pronounced as Lietauka by local Lithuanians.