Where does “岜” come from?

岜 (Chinese) comes from Zhuang bya, from Proto-Tai plaːᴬ — fish.

Ancestry of “岜”, step by step

StepLanguageWordMeaning
1Zhuangbyahill, mountain; fish
2Proto-Taiplaːᴬfish
Every word from Proto-Tai plaːᴬ →Every word from Zhuang bya →