Where does “หอยสองฝา” come from?

หอยสองฝา (Thai) comes from Thai สอง, from Proto-Tai soːŋᴬ, from Middle Chinese 雙.

หอยสองฝา (Thai): bivalve; clam, mussel, scallop

Definitions

  1. bivalve; clam, mussel, scallop

Ancestry of “หอยสองฝา”, step by step

หอยสองฝา traces back through 3 separate lines of ancestry.

via Thai สอง

StepLanguageWordMeaning
1Thaiสอง2
2Proto-Taisoːŋᴬtwo
3Middle Chinese雙—

via Thai หอย

StepLanguageWordMeaning
1Thaiหอยmollusk, such as shell, shellfish, snail, etc;...
2Proto-Taihoːjᴬshellfish

via Thai ฝา

StepLanguageWordMeaning
1Thaiฝาlid; cap; partition; wall
2Proto-Taihwaːᴬpartition; lid
Every word from Middle Chinese 雙 →Every word from Proto-Tai soːŋᴬ →Every word from Thai สอง →