Where does “Ұлбала” come from?

Ұлбала (Kazakh) comes from Kazakh бала, from Proto-Turkic bāla — young animal; child; wife's younger sister.

Ancestry of “Ұлбала”, step by step

Ұлбала traces back through two separate lines of ancestry.

via Kazakh бала

StepLanguageWordMeaning
1Kazakhбалаchild; baby; boy
2Proto-Turkicbālayoung animal; child; wife's younger sister

via Kazakh ұл

StepLanguageWordMeaning
1Kazakhұлson
2Proto-Turkicogulson
Every word from Proto-Turkic bālaEvery word from Kazakh бала