Appa Kavi in the 17th century explicitly wrote that "Telugu" was derived from Trilinga. Brown comments that it was a "strange notion" as all the predecessors of Appa Kavi had no knowledge of such a derivation. Records gift of a perpetual lamp by Chodaraju Maha Devi (and another ? Sri Sri was instrumental in popularising free verse in spoken Telugu (vaaduka bhasha), as opposed to the pure form of written Telugu used by several poets in his time.
During this period the split of the Telugu and Kannada alphabets took place. The Vijayanagara Empire gained dominance from 1336 to the late 17th century, reaching its peak during the rule of Krishnadevaraya in the 16th century, when Telugu literature experienced what is considered its Golden Age.