Where does “three” come from?

three (Manx) comes from Manx tree, from Old Irish trí, from Proto-Celtic trīs, from Proto-Indo-European *tréyes.

three (Manx): Alternative spelling of tree

Definitions

  1. Alternative spelling of tree

Ancestry of “three”, step by step

StepLanguageWordMeaning
1Manxtreethree
2Old Irishtríthree
3Proto-Celtictrīsthree
4Proto-Indo-European*tréyes—

Words derived from “three”

Every word from Proto-Indo-European *tréyes →Every word from Proto-Celtic trīs →Every word from Old Irish trí →