Where does “tri” come from?

tri (Esperanto) comes from English three, from Middle English thre, from Old English þrī, from Proto-West Germanic þrīʀ, from Proto-Germanic þrīz, from Proto-Indo-European *tréyes.

tri (Esperanto): three

Definitions

  1. three

Ancestry of “tri”, step by step

tri traces back through 3 separate lines of ancestry.

via English three

StepLanguageWordMeaning
1EnglishthreeA numerical value after two and before four....
2Middle Englishthrethree
3Old Englishþrīthree
4Proto-West Germanicþrīʀthree
5Proto-Germanicþrīzthree
6Proto-Indo-European*tréyes

via Russian три

StepLanguageWordMeaning
1Russianтриthree; second-person singular imperative...
2Macedonianтриеto rub
3Proto-Slavictrьjethree
4Proto-Balto-Slavictríjesthree

via Latin trēs

StepLanguageWordMeaning
1Latintrēsthree; 3
2Proto-Italictrēsthree

Words derived from “tri

Every word from Proto-Indo-European *tréyes