Where does “pluries” come from?

pluries (English) comes from Latin pluries, from Latin plūs, from Old Latin plous, from Proto-Indo-European ploh₁is-.

pluries (English): A writ issued in the third place, after two...

Definitions

Step	Language	Word	Meaning
1	Latin	pluries	often, frequently
2	Latin	plūs	—
3	Old Latin	plous	—
4	Proto-Indo-European	ploh₁is-	—

pluries — Etymology, Origin & Word History | Etymology Explorer