Etymology

From Khmer តម្រាស់ ‎(tâmréas, “royal order; royal word”), extended from of ត្រាស់ ‎(tras), from Old Khmer trasa, trassa, trāsa, trãsa, trâsa, trāssa, trãssa ‎(“to illuminate, to enlighten; to declare, to speak; etc”), from which Thai ตรัส ‎(dtràt) was derived.

Pronunciation