Where does “sò lụa” come from?

sò lụa (Vietnamese) comes from Vietnamese số, from French sœur, from Middle French soeur, from Old French suer, from Latin soror, from Proto-Italic swezōr, from Proto-Indo-European swésōr, from Proto-Indo-European su-h₁ésh₂-ōr — blood.

sò lụa (Vietnamese): undulate venus, Paratapes undulatus, Paphia undulata

Definitions

  1. undulate venus, Paratapes undulatus, Paphia undulata

Ancestry of “sò lụa”, step by step

sò lụa traces back through two separate lines of ancestry.

via Vietnamese số

StepLanguageWordMeaning
1Vietnamesesốnumber; size; amount; count
2Frenchsœursister; nun
3Middle Frenchsoeursister
4Old Frenchsuernominative singular of seror; to dry
5Latinsororsister; cousin, daughter of a father's brother;...
6Proto-Italicswezōrsister
7Proto-Indo-Europeanswésōrsister
8Proto-Indo-Europeansu-h₁ésh₂-ōr
9Proto-Indo-Europeanh₁ésh₂r̥blood

via Vietnamese lụa

StepLanguageWordMeaning
1Vietnameselụasilk fabric; unripened banana leaf or betel palm...
2Chinese
Every word from Proto-Indo-European h₁ésh₂r̥Every word from Proto-Indo-European su-h₁ésh₂-ōrEvery word from Proto-Indo-European swésōr