Etymology Explorer › English

Where does “rigorous” come from?

Rigorous comes from Latin rigorosus, derived from Latin rigor with the suffix Latin -or, ultimately from Proto-Indo-European reyǵ- combined with Proto-Indo-European -ōs and -os suffixes.

rigorous (English): Showing, causing, or favoring rigour;...

Definitions

  1. Showing, causing, or favoring rigour;...

Ancestry of “rigorous”, step by step

StepLanguageWordMeaning
1EnglishNess—
2Middle Englishnesse—
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose

Words derived from “rigorous”

  • rigorously
  • rigorousness
  • unrigorous
  • nonrigorous
  • overrigorous
  • unrigorously
Every word from Proto-Indo-European néh₂s →