Where does “loo” come from?

loo (Manx) comes from Old Irish lugu, from Old Irish laigiu, from Proto-Celtic *lagyūs, from Proto-Indo-European h₁lengʷʰ- — light.

loo (Manx): comparative degree of beg

Definitions

  1. comparative degree of beg

Ancestry of “loo”, step by step

StepLanguageWordMeaning
1Old Irishlugucomparative degree of bec
2Old IrishlaigiuAlternative form of lugu
3Proto-Celtic*lagyūs—
4Proto-Indo-Europeanh₁lengʷʰ-light

Words derived from “loo”

Every word from Proto-Indo-European h₁lengʷʰ- →Every word from Proto-Celtic *lagyūs →Every word from Old Irish laigiu →