Where does “Абылай” come from?

Абылай (Kazakh) comes from Kazakh ай, from Proto-Turkic *āy — moon.

Ancestry of “Абылай”, step by step

Абылай traces back through two separate lines of ancestry.

via Kazakh ай

StepLanguageWordMeaning
1Kazakhайmoon; month
2Proto-Turkic*āymoon

via Kazakh Абыл

StepLanguageWordMeaning
1KazakhАбыл

Words derived from “Абылай

Every word from Proto-Turkic *āyEvery word from Kazakh ай