Where does “fatēōr” come from?

fatēōr (Proto-Italic) comes from Proto-Indo-European bʰeh₂-, from Proto-Indo-European bʰeh₂-s-ri-.

Ancestry of “fatēōr”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	bʰeh₂-	to shine, glow light; to speak, say
2	Proto-Indo-European	bʰeh₂-s-ri-	—

fatēōr — Etymology, Origin & Word History | Etymology Explorer