Where does “sw” come from?

sw (Zhuang) comes from Proto-Tai sɯːᴬ, from Middle Chinese 書.

sw (Zhuang): (Chinese) character

Definitions

  1. (Chinese) character

Ancestry of “sw”, step by step

sw traces back through two separate lines of ancestry.

via Proto-Tai sɯːᴬ

StepLanguageWordMeaning
1Proto-Taisɯːᴬwriting; book
2Middle Chinese書—

via Chinese 輸

StepLanguageWordMeaning
1Chinese輸—
Every word from Middle Chinese 書 →Every word from Proto-Tai sɯːᴬ →