Where does “Жақсыбай” come from?

Жақсыбай (Kazakh) comes from Kazakh жақсы, from Undetermined yaqšï, from Proto-Turkic yakšï, from Proto-Turkic yak-, from Proto-Indo-European h₁eǵ- — to say.

Ancestry of “Жақсыбай”, step by step

Жақсыбай traces back through two separate lines of ancestry.

via Kazakh жақсы

StepLanguageWordMeaning
1Kazakhжақсыgood
2Undeterminedyaqšïgood
3Proto-Turkicyakšïsuitable, pleasing
4Proto-Turkicyak-to burn; produce fire; to burn; strike fire;...
5Proto-Indo-Europeanh₁eǵ-to say

via Kazakh бай

StepLanguageWordMeaning
1Kazakhбайrich, wealthy
2Chinese白white
3Proto-Sino-Tibetanbawkwhite
Every word from Proto-Indo-European h₁eǵ- →Every word from Proto-Turkic yak- →Every word from Proto-Turkic yakšï →