Where does “ēlīsus” come from?

ēlīsus (Latin) comes from Latin elido, from Latin ēx-, from Proto-Indo-European eǵ-.

Ancestry of “ēlīsus”, step by step

Step	Language	Word	Meaning
1	Latin	elido	I knock, dash or strike out; I tear, force or...
2	Latin	ēx-	—
3	Proto-Indo-European	eǵ-	—

ēlīsus — Etymology, Origin & Word History | Etymology Explorer