Where does “tree-” come from?

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

tree- (Manx): tri-

Definitions

  1. tri-

Ancestry of “tree-”, step by step

StepLanguageWordMeaning
1ManxthreeAlternative spelling of tree
2Manxtreethree
3Old Irishtríthree
4Proto-Celtictrīsthree
5Proto-Indo-European*tréyes

Words derived from “tree-

Every word from Proto-Indo-European *tréyesEvery word from Proto-Celtic trīsEvery word from Old Irish trí