Where does “تساؤل” come from?

تساؤل (Arabic) comes from Arabic تَسَاءَلَ.

تساؤل (Arabic): verbal noun of تَسَاءَلَ; inquiry

Definitions

Step	Language	Word	Meaning
1	Arabic	تَسَاءَلَ	—

تساؤل — Etymology, Origin & Word History | Etymology Explorer