Where does “ยาชา” come from?
ยาชา (Thai) comes from Thai ชา, from Proto-Tai ɟaːᴬ, from Middle Chinese 茶, from Chinese 茶, from Proto-Loloish la¹, from Proto-Sino-Tibetan s-la — leaf; tea; flat object.
ยาชา (Thai): local anaesthetic
Ancestry of “ยาชา”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Thai | ชา | numb; tea |
| 2 | Proto-Tai | ɟaːᴬ | tea |
| 3 | Middle Chinese | 茶 | — |
| 4 | Chinese | 茶 | tea |
| 5 | Proto-Loloish | la¹ | tea |
| 6 | Proto-Sino-Tibetan | s-la | leaf; tea; flat object |