Where does “duōs” come from?

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

Ancestry of “duōs”, step by step

StepLanguageWordMeaning
1Proto-Italicduōtwo
2Proto-Indo-Europeandwóh₁two

Words derived from “duōs

Every word from Proto-Indo-European dwóh₁Every word from Proto-Italic duō
duōs — Etymology, Origin & Word History | Etymology Explorer