Where does “dupiramido” come from?

dupiramido (Esperanto) comes from Esperanto du, from French deux, from Middle French deux, from Old French deux.

dupiramido (Esperanto): bipyramid/dipyramid

Definitions

  1. bipyramid/dipyramid

Ancestry of “dupiramido”, step by step

dupiramido traces back through two separate lines of ancestry.

via Esperanto du

StepLanguageWordMeaning
1Esperantodutwo
2Frenchdeuxtwo; twos
3Middle Frenchdeuxtwo
4Old Frenchdeux—

via Esperanto piramido

StepLanguageWordMeaning
1Esperantopiramidopyramid
Every word from Old French deux →Every word from Middle French deux →Every word from French deux →