From Proto-Tai *haːtᴰ (“beach; sand bar”).
Cognate with Thai หาด (hàat), Lao ຫາດ (hāt), Lü ᦠᦱᧆ (ḣaad), Shan ႁၢတ်ႇ (hàat).
ᥞᥣᥖᥱ (hǎat) (1963 orthography ᥞᥣᥖ̌)