Where does “дві” come from?

дві (Ukrainian) comes from Proto-Slavic dъva, from Proto-Balto-Slavic duwō, from Proto-Indo-European dwóh₁ — two.

Ancestry of “дві”, step by step

StepLanguageWordMeaning
1Proto-Slavicdъvatwo
2Proto-Balto-Slavicduwōtwo
3Proto-Indo-Europeandwóh₁two

Words derived from “дві”

Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Balto-Slavic duwō →Every word from Proto-Slavic dъva →