Where does “duo” come from?

duo (Latin) comes from Proto-Italic duō, from Proto-Indo-European dwóh₁ — two.

duo (Latin): two; 2

Definitions

  1. two; 2

Ancestry of “duo”, step by step

StepLanguageWordMeaning
1Proto-Italicduōtwo
2Proto-Indo-Europeandwóh₁two

Words derived from “duo”

Every word from Proto-Indo-European dwóh₁ →
duo — Etymology, Origin & Word History | Etymology Explorer