Where does “𐽰𐽰𐽲𐽹𐽰𐽲” come from?

𐽰𐽰𐽲𐽹𐽰𐽲 (Old Uyghur) comes from Proto-Turkic ak- — to flow.

𐽰𐽰𐽲𐽹𐽰𐽲 (Old Uyghur): to rise, to elevate (both literal and figurative senses)