Where does “blank” come from?

blank (Old Saxon) comes from Proto-Germanic *blank, from Proto-Germanic blankaz, from Proto-Indo-European bhleg- — to shine, white; to shine, burn, scorch.

Ancestry of “blank”, step by step

StepLanguageWordMeaning
1Proto-Germanic*blank—
2Proto-Germanicblankazbright, shining, white, gleaming, blinding
3Proto-Indo-Europeanbhleg-to shine, white; to shine, burn, scorch

Words derived from “blank”

Every word from Proto-Indo-European bhleg- →Every word from Proto-Germanic blankaz →Every word from Proto-Germanic *blank →
blank — Etymology, Origin & Word History | Etymology Explorer