Where does “h₂erh₃-won-” come from?
h₂erh₃-won- (Proto-Indo-European) comes from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.
h₂erh₃-won- (Proto-Indo-European) comes from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.