Where does “lus” come from?

lus (Westrobothnian) comes from Old Norse lús, from Proto-Germanic lūs, from Proto-Indo-European lewH- — louse.

lus (Westrobothnian): louse

Definitions

  1. louse

Ancestry of “lus”, step by step

StepLanguageWordMeaning
1Old Norselúslouse
2Proto-Germaniclūslouse
3Proto-Indo-EuropeanlewH-louse
Every word from Proto-Indo-European lewH- →Every word from Proto-Germanic lūs →Every word from Old Norse lús →