Where does “дзявяты” come from?
дзявяты (Belarusian) comes from Proto-Slavic devętъ, from Proto-Balto-Slavic dewin(t)as, from Proto-Balto-Slavic newin(t)as, from Proto-Indo-European h₁néwn̥ — nine.
дзявяты (Belarusian): ninth
Ancestry of “дзявяты”, step by step