Where does “quaranta” come from?

quaranta (Old Catalan) comes from Old Occitan quaranta, from Late Latin quarranta, from Latin quadrāgintā, from Proto-Indo-European kʷetwr̥̄ḱomt, from Proto-Indo-European kʷétwr̥dḱomt, from Proto-Indo-European kʷetwr̥-, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

Ancestry of “quaranta”, step by step

StepLanguageWordMeaning
1Old Occitanquaranta—
2Late Latinquarranta—
3Latinquadrāgintāforty; 40
4Proto-Indo-Europeankʷetwr̥̄ḱomt—
5Proto-Indo-Europeankʷétwr̥dḱomtforty
6Proto-Indo-Europeankʷetwr̥-four, fourfold
7Proto-Indo-Europeankʷetwóresfour
8Proto-Indo-Europeankʷe-and

Words derived from “quaranta”

Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Indo-European kʷetwr̥- →