Where does “duo” come from?

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

duo (Finnish): duo, twosome

Definitions

  1. duo, twosome

Ancestry of “duo”, step by step

StepLanguageWordMeaning
1ItalianduoObsolete form of due; duo; duet
2Latinduōtwo; 2
3Proto-Italicduōtwo
4Proto-Indo-Europeandwóh₁two

Words derived from “duo

Every word from Proto-Indo-European dwóh₁