Where does “Lutetia Parisiorum” come from?

Lutetia Parisiorum (Late Latin) comes from Latin Parisii, from Transalpine Gaulish parios, from Proto-Celtic kʷaryos, from Proto-Indo-European kʷr̥-yos, from Proto-Indo-European kʷer- — to do; to make; to build.

Ancestry of “Lutetia Parisiorum”, step by step

StepLanguageWordMeaning
1LatinParisiiThe Parisii, a Celtic tribe
2Transalpine Gaulishparioscauldron
3Proto-Celtickʷaryoscauldron
4Proto-Indo-Europeankʷr̥-yos—
5Proto-Indo-Europeankʷer-to do; to make; to build
Every word from Proto-Indo-European kʷer- →Every word from Proto-Indo-European kʷr̥-yos →Every word from Proto-Celtic kʷaryos →