Where does “blanchir” come from?

blanchir (Old French) comes from Old French blanc, from Late Latin blancus, from Frankish blank, from Proto-Germanic *blank, from Proto-Germanic blankaz, from Proto-Indo-European bhleg- — to shine, white; to shine, burn, scorch.

Definitions

Ancestry of “blanchir”, step by step

blanchir traces back through two separate lines of ancestry.

via Old French blanc

StepLanguageWordMeaning
1Old Frenchblancwhite
2Late Latinblancuswhite
3Frankishblankbright; gleaming, white, blinding; bright,...
4Proto-Germanic*blank
5Proto-Germanicblankazbright, shining, white, gleaming, blinding
6Proto-Indo-Europeanbhleg-to shine, white; to shine, burn, scorch

via Vulgar Latin *blancīre

StepLanguageWordMeaning
1Vulgar Latin*blancīre

Words derived from “blanchir

Every word from Proto-Indo-European bhleg-Every word from Proto-Germanic blankazEvery word from Proto-Germanic *blank