Where does “આધાશીશી” come from?

આધાશીશી (Gujarati) comes from Sanskrit अर्धशीर्ष — half-head.

આધાશીશી (Gujarati): unilateral migraine

Definitions

Step	Language	Word	Meaning
1	Sanskrit	अर्धशीर्ष	half-head

આધાશીશી — Etymology, Origin & Word History | Etymology Explorer