Where does “ໄຂ້ຍຸງ” come from?

ໄຂ້ຍຸງ (Lao) comes from Lao ໄຂ້, from Proto-Tai *k.rajꟲ.

ໄຂ້ຍຸງ (Lao): malaria

Definitions

Step	Language	Word	Meaning
1	Lao	ໄຂ້	fever
2	Proto-Tai	*k.rajꟲ	—

ໄຂ້ຍຸງ — Etymology, Origin & Word History | Etymology Explorer