Where does “operor” come from?

operor (Medieval Latin) comes from Latin opus, from Proto-Indo-European h₃ep-os-, from Proto-Indo-European h₃ep- — to work, toil, make; ability, force.

operor (Medieval Latin): work; I work, labor

Definitions

work; I work, labor

Ancestry of “operor”, step by step

Step	Language	Word	Meaning
1	Latin	opus	work, accomplishment; workmanship, artwork, work;...
2	Proto-Indo-European	h₃ep-os-	work
3	Proto-Indo-European	h₃ep-	to work, toil, make; ability, force

Words derived from “operor”

opharōn
offarōn
ophern

Every word from Proto-Indo-European h₃ep- →Every word from Proto-Indo-European h₃ep-os- →Every word from Latin opus →