Where does “blank” come from?

blank (Middle Low German) comes from Old Saxon blank, 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

blank traces back through two separate lines of ancestry.

via Old Saxon blank

StepLanguageWordMeaning
1Old Saxonblank
2Proto-Germanic*blank
3Proto-Germanicblankazbright, shining, white, gleaming, blinding
4Proto-Indo-Europeanbhleg-to shine, white; to shine, burn, scorch

via Proto-West Germanic blank

StepLanguageWordMeaning
1Proto-West Germanicblankbright, shining

Words derived from “blank

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