Where does “regnum” come from?

regnum (Latin) comes from Latin rēx, from Proto-Italic rēks, from Proto-Indo-European h₃rḗǵs, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

regnum (Latin): royal power, power, control, kingdom, reign;...

Definitions

  1. royal power, power, control, kingdom, reign;...

Ancestry of “regnum”, step by step

StepLanguageWordMeaning
1Latinrēxking, ruler
2Proto-Italicrēksking
3Proto-Indo-Europeanh₃rḗǵsking, ruler
4Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

Words derived from “regnum”

Every word from Proto-Indo-European h₃reǵ- →Every word from Proto-Indo-European h₃rḗǵs →Every word from Proto-Italic rēks →