Where does “blek” come from?

blek (Old Norse) comes from Old English blæc, from Proto-West Germanic blaik, from Proto-Germanic blaikaz, from Proto-Indo-European bʰloyǵ-os, from Proto-Indo-European bʰleyǵ- — to shine.

Ancestry of “blek”, step by step

StepLanguageWordMeaning
1Old Englishblæcblack; ink
2Proto-West Germanicblaikpale, white
3Proto-Germanicblaikazpale, white
4Proto-Indo-Europeanbʰloyǵ-os—
5Proto-Indo-Europeanbʰleyǵ-to shine

Words derived from “blek”

Every word from Proto-Indo-European bʰleyǵ- →Every word from Proto-Indo-European bʰloyǵ-os →Every word from Proto-Germanic blaikaz →