пръстен (Bulgarian) comes from Bulgarian пръст, from Proto-Slavic pьrstъ, from Proto-Balto-Slavic pírštan, from Proto-Indo-European pr̥-sth₂-o-m, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.
пръстен (Bulgarian): ring
Definitions
ring
Ancestry of “пръстен”, step by step
пръстен traces back through two separate lines of ancestry.