Where does “mắt nhắm mắt mở” come from?

mắt nhắm mắt mở (Vietnamese) comes from Vietnamese mở, from Thai หมอ, from Proto-Southwestern Tai ʰmɔːᴬ, from Proto-Tai ʰmoːᴬ, from Old Chinese 巫.

Ancestry of “mắt nhắm mắt mở”, step by step

mắt nhắm mắt mở traces back through 3 separate lines of ancestry.

via Vietnamese mở

StepLanguageWordMeaning
1Vietnamesemởto open, be open; to unfold, expand, open up; to...
2Thaiหมอexpert; wizard; fortuneteller; clairvoyant;...
3Proto-Southwestern Taiʰmɔːᴬshaman
4Proto-Taiʰmoːᴬshaman
5Old Chinese巫—

via Vietnamese mắt

StepLanguageWordMeaning
1Vietnamesemắteye
2Proto-Vieticmateye
3Proto-Mon-Khmermateye

via Vietnamese nhắm

StepLanguageWordMeaning
1Vietnamesenhắmto close (eyes)
Every word from Old Chinese 巫 →Every word from Proto-Tai ʰmoːᴬ →Every word from Proto-Southwestern Tai ʰmɔːᴬ →
mắt nhắm mắt mở — Etymology, Origin & Word History | Etymology Explorer