Where does “Ондеров” come from?

Ондеров (Bulgarian) comes from Romanian untar, from Romanian unt, from Latin unctum, from Latin unctus, from Latin ungō, from Latin unguō, from Proto-Italic ongʷō, from Proto-Indo-European h₃engʷ- — to smear, to anoint.

Ancestry of “Ондеров”, step by step

StepLanguageWordMeaning
1Romanianuntarbutter maker
2Romanianuntbutter
3Latinunctumnominative neuter singular of ūnctus; accusative...
4Latinunctusanointed; greasy, oily
5Latinungōto anoint, smear with oil, grease
6Latinunguō—
7Proto-Italicongʷōto anoint
8Proto-Indo-Europeanh₃engʷ-to smear, to anoint
Every word from Proto-Indo-European h₃engʷ- →Every word from Proto-Italic ongʷō →Every word from Latin unguō →