Where does “bly” come from?

Bly comes from Middle English blee, Old English bleoh, Proto-West Germanic blīu, Proto-Germanic blīwą, and Proto-Indo-European bʰlih₁-wó-s, ultimately derived from the Proto-Indo-European root bʰel- meaning to shine or bloom.

bly (English): Likeness; resemblance; look aspect; species;...

Definitions

  1. Likeness; resemblance; look aspect; species;...

Ancestry of “bly”, step by step

bly traces back through two separate lines of ancestry.

via English blee

StepLanguageWordMeaning
1EnglishbleeColour, hue; Colour of the face, complexion,...
2Middle Englishbleecolour, hue; color
3Old Englishblēoblue
4Proto-West Germanicblīucolour, hue
5Proto-Germanicblīwą
6Proto-Indo-Europeanbʰlih₁-wó-s
7Proto-Indo-Europeanbʰl-eh₁y-
8Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
9Proto-Indo-Europeanbʰōl-

via Old English bliþe

StepLanguageWordMeaning
1Old Englishbliþehappy; gentle
2Proto-West Germanicblīþīhappy
3Proto-Germanicblīþizserene, mild; pleasant, pleasing, delightful,...
4Proto-Indo-Europeanbʰlī-light, pleasant, fine; light, fine, pleasant
5Proto-Indo-Europeanbʰleh₁-to bleat; to cry; to blow
Every word from Proto-Indo-European bʰōl-Every word from Proto-Indo-European bʰel-Every word from Proto-Indo-European bʰl-eh₁y-