Where does “безлюдье” come from?
безлюдье (Russian) comes from Russian лю́ди, from Proto-Slavic ľudьje, from Proto-Balto-Slavic ljaudejes, from Proto-Balto-Slavic ljaudis, from Proto-Indo-European h₁léwdʰis, from Proto-Indo-European h₁lewdʰ- — to grow; people.
безлюдье (Russian): absence of people
Ancestry of “безлюдье”, step by step