Where does “số đếm” come from?

số đếm (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.

số đếm (Vietnamese): cardinal number

Definitions

  1. cardinal number

Ancestry of “số đếm”, step by step

số đếm 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 đếm

StepLanguageWordMeaning
1Vietnameseđếmto count (one by one); to number; to enumerate
2Old Chinese
Every word from Proto-Indo-European h₁ésh₂r̥Every word from Proto-Indo-European su-h₁ésh₂-ōrEvery word from Proto-Indo-European swésōr
số đếm — Etymology, Origin & Word History | Etymology Explorer