Where does “glimworm” come from?

glimworm (Dutch) comes from Dutch worm, from Middle Dutch worm, from Old Dutch wurm, from Proto-West Germanic wurmi, from Proto-Germanic wurmiz, from Proto-Indo-European wr̥mis, from Proto-Indo-European wer- — to burn; to cover, heed, notice; squirrel.

glimworm (Dutch): A firefly, beetle of the family Lampyridae,...

Definitions

  1. A firefly, beetle of the family Lampyridae,...

Ancestry of “glimworm”, step by step

glimworm traces back through two separate lines of ancestry.

via Dutch worm

StepLanguageWordMeaning
1Dutchwormworm, vernacular term for various, mostly legless...
2Middle Dutchworm
3Old Dutchwurmworm
4Proto-West Germanicwurmiworm; serpent, snake
5Proto-Germanicwurmizworm; serpent, snake
6Proto-Indo-Europeanwr̥misworm
7Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

via Dutch glimmen

StepLanguageWordMeaning
1Dutchglimmento shine, glow, shimmer
2Middle Dutchglimmento shine, to shimmer
3Old Dutchglimman
4Proto-Germanicglimmaną
5Proto-Indo-Europeanǵʰley-to shine
6Proto-Indo-Europeanǵʰel-to shine, glimmer, glow; to shimmer, gleam;...
Every word from Proto-Indo-European wer-