தீற்று - tirru
s. (vulg. தீத்து) III. v. t. put on an outer coat of mortar, rub and polish, plaster, insert mortar, மெழுகு; 2. clean the teeth, பல்விளக்கு.
தீற்றுக்கல், a rubbing stone used to polish plastered floor. தீற்றுப்பலகை, a board for rubbing and polishing walls and floors.