Etymology

From Old Khmer tamrvac, tamrvāc, taṃrvac, taṃrvāc, taṃmrvac, taṃmrvāc ‎(“inspection, regulation; inspector, regulator; etc”), extended forms of Old Khmer trvac, trvāc ‎(“to examine; to inspect; etc”), from which Thai ตรวจ ‎(dtrùuat) was derived. Compare Modern Khmer តម្រួត ‎(tâmruŏt); Lao ຕໍາຫຼວດ ‎(tam lūat).

Pronunciation