Question: Dievas was the chief deity in which extinct Baltic language?
Sentence (from "Dievas"): Lithuanian Dievas, Latvian Dievs, Latgalian Dīvs, Prussian Deywis, Yotvingian Deivas was the supreme god in the Baltic mythology and one of the most important deities together with Perkūnas.
Relevant evidence: Yes