Where does “Dolineanu” come from?

Dolineanu (Romanian) comes from Romanian Dolina, from Serbo-Croatian dolina, from Proto-Slavic dolina, from Proto-Slavic dolъ, from Proto-Indo-European dʰal-.

Ancestry of “Dolineanu”, step by step

StepLanguageWordMeaning
1RomanianDolinadoline, sinkhole
2Serbo-Croatiandolinavalley, especially one in limestone; dale
3Proto-Slavicdolinavalley
4Proto-Slavicdolъvalley; depression, pit
5Proto-Indo-Europeandʰal-—
Every word from Proto-Indo-European dʰal- →Every word from Proto-Slavic dolъ →Every word from Proto-Slavic dolina →