abrade தேய் tēy (teey) (2b intr) be removed, worn away, rubbed raw; be effaced by rubbing; wear down, erode, scrape away, corrode, eat away at, gnaw away at.
Usage:
நடந்து நடந்து என் கால்கள் தேய்ந்துவிட்டன naṭantu naṭantu eṉ kālkaḷ tēyntuviṭṭaṉa naḍandu naḍandu en kaalellaam teeynjiḍuccu The skin on my feet has become abraded from walking so much.