Where does “Дулатұлы” come from?

Дулатұлы (Kazakh) comes from Kazakh ұлы, from Proto-Turkic ulug — big, great, grown-up; big, great.

Ancestry of “Дулатұлы”, step by step

Дулатұлы traces back through two separate lines of ancestry.

via Kazakh ұлы

StepLanguageWordMeaning
1Kazakhұлыgreat
2Proto-Turkiculugbig, great, grown-up; big, great

via Kazakh Дулат

StepLanguageWordMeaning
1KazakhДулат—
2Proto-Mongolic*doluxan—
Every word from Proto-Turkic ulug →Every word from Kazakh ұлы →