From Proto-Tai *croŋᴬ (“bag”). Cognate with Thai ถุง (tǔng), Northern Thai ᨳᩩᨦ, Lü ᦏᦳᧂ (ṫhung), Shan ထူင် (thǔung), Ahom 𑜌𑜤𑜂𑜫 (thuṅ).
ຖົງ • (thong) (classifier ຖົງ)