Where does “зубенята” come from?

зубенята (Ukrainian) comes from Ukrainian зуб, from Old East Slavic зꙋбъ — Alternative spelling of зоубъ.

Ancestry of “зубенята”, step by step

StepLanguageWordMeaning
1Ukrainianзубtooth; tooth, projection, cog
2Old East SlavicзꙋбъAlternative spelling of зоубъ
Every word from Old East Slavic зꙋбъEvery word from Ukrainian зуб