Where does “艽” come from?

艽 (Chinese) comes from Chinese 交, from Proto-Sino-Tibetan rjaw — mix.

Ancestry of “艽”, step by step

StepLanguageWordMeaning
1Chinese交—
2Proto-Sino-Tibetanrjawmix
Every word from Proto-Sino-Tibetan rjaw →Every word from Chinese 交 →