Where does “Наддніпрянщина” come from?

Наддніпрянщина (Ukrainian) comes from Ukrainian над-, from Ukrainian над, from Old East Slavic надъ, from Proto-Slavic nadъ, from Proto-Balto-Slavic nōda, from Proto-Indo-European h₂nō-dʰh₁-o-m.

Ancestry of “Наддніпрянщина”, step by step

StepLanguageWordMeaning
1Ukrainianнад-takes adjectives, produces adjectives: super-, supra
2Ukrainianнадabove, over + instrumental case
3Old East Slavicнадъabove, over
4Proto-Slavicnadъover, above
5Proto-Balto-Slavicnōda—
6Proto-Indo-Europeanh₂nō-dʰh₁-o-m—
Every word from Proto-Indo-European h₂nō-dʰh₁-o-m →Every word from Proto-Balto-Slavic nōda →Every word from Proto-Slavic nadъ →