Where does “vách đá” come from?

vách đá (Vietnamese) comes from Vietnamese đá, from Chinese 肚, from Proto-Sino-Tibetan l-tjwa — mouth; beak; food; stomach; mouth, beak, food,...

vách đá (Vietnamese): a rock face: cliff; escarpment; bluff

Definitions

  1. a rock face: cliff; escarpment; bluff

Ancestry of “vách đá”, step by step

vách đá traces back through two separate lines of ancestry.

via Vietnamese đá

StepLanguageWordMeaning
1Vietnameseđárock, stone; ice as used for consumption or...
2Chinese肚—
3Proto-Sino-Tibetanl-tjwamouth; beak; food; stomach; mouth, beak, food,...

via Vietnamese vách

StepLanguageWordMeaning
1Vietnameseváchwall
Every word from Proto-Sino-Tibetan l-tjwa →Every word from Chinese 肚 →Every word from Vietnamese đá →