Where does “Shcherbina” come from?

Shcherbina (English) comes from Ukrainian щербина, from Proto-Slavic ščьrba, from Proto-Balto-Slavic *skirbā.

Ancestry of “Shcherbina”, step by step

StepLanguageWordMeaning
1Ukrainianщербинаindentation; nick (on the surface)
2Proto-Slavicščьrbagap?, dent?, crack?
3Proto-Balto-Slavic*skirbā—
Every word from Proto-Balto-Slavic *skirbā →Every word from Proto-Slavic ščьrba →Every word from Ukrainian щербина →
Shcherbina — Etymology, Origin & Word History | Etymology Explorer