Where does “Қасымұлы” come from?

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

Ancestry of “Қасымұлы”, step by step

Қасымұлы traces back through two separate lines of ancestry.

via Kazakh ұлы

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

via Kazakh Қасым

StepLanguageWordMeaning
1KazakhҚасым—
2Arabicقَاسِم—
Every word from Proto-Turkic ulug →Every word from Kazakh ұлы →