Where does “Bicherwuerm” come from?

Bicherwuerm (Luxembourgish) comes from Luxembourgish Wuerm, from Old High German 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.

Bicherwuerm (Luxembourgish): bookworm

Definitions

  1. bookworm

Ancestry of “Bicherwuerm”, step by step

Bicherwuerm traces back through two separate lines of ancestry.

via Luxembourgish Wuerm

StepLanguageWordMeaning
1LuxembourgishWuermworm
2Old High Germanwurmsnake
3Proto-West Germanicwurmiworm; serpent, snake
4Proto-Germanicwurmizworm; serpent, snake
5Proto-Indo-Europeanwr̥misworm
6Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

via Luxembourgish Buch

StepLanguageWordMeaning
1LuxembourgishBuchbook
2Middle High Germanbuocanimal shoulder
3Old High Germanbuoganimal shoulder
4Proto-Germanicbōguzupper arm, shoulder
5Proto-Indo-Europeanbʰāǵʰusarm
Every word from Proto-Indo-European wer- →Every word from Proto-Indo-European wr̥mis →Every word from Proto-Germanic wurmiz →