Where does “triangulo” come from?

triangulo (Esperanto) comes from Esperanto tri, 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.

triangulo (Esperanto): triangle

Definitions

  1. triangle

Ancestry of “triangulo”, step by step

triangulo traces back through two separate lines of ancestry.

via Esperanto tri

StepLanguageWordMeaning
1Esperantotrithree
2EnglishthreeA numerical value after two and before four....
3Middle Englishthrethree
4Old Englishþrīthree
5Proto-West Germanicþrīʀthree
6Proto-Germanicþrīzthree
7Proto-Indo-European*tréyes—

via Esperanto angulo

StepLanguageWordMeaning
1Esperantoangulocorner; angle
2LatinAngulusA city of the Vestini, situated on a hill near the Adriatic Sea, now the town of Città Sant'Angelo
3Proto-Indo-Europeanh₂engulosjoint?
4Proto-Indo-Europeanh₂eng-curve, bend

Words derived from “triangulo”

Every word from Proto-Indo-European *tréyes →Every word from Proto-Germanic þrīz →Every word from Proto-West Germanic þrīʀ →