Where does “tra” come from?

tra (North Frisian) comes from Old Frisian thrē, from Proto-West Germanic þrīʀ, from Proto-Germanic þrīz, from Proto-Indo-European *tréyes.

tra (North Frisian): three

Definitions

  1. three

Ancestry of “tra”, step by step

StepLanguageWordMeaning
1Old Frisianthrēthree
2Proto-West Germanicþrīʀthree
3Proto-Germanicþrīzthree
4Proto-Indo-European*tréyes—
Every word from Proto-Indo-European *tréyes →Every word from Proto-Germanic þrīz →Every word from Proto-West Germanic þrīʀ →