Where does “duonombro” come from?

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

duonombro (Esperanto): penumbra

Definitions

  1. penumbra

Ancestry of “duonombro”, step by step

duonombro traces back through two separate lines of ancestry.

via Esperanto duono

StepLanguageWordMeaning
1Esperantoduonohalf
2Esperantodutwo
3Frenchdeuxtwo; twos
4Middle Frenchdeuxtwo
5Old Frenchdeux—

via Esperanto ombro

StepLanguageWordMeaning
1Esperantoombroshadow
2Latinumbraa shadow; a shade; a ghost
3Old Latinomra—
4Proto-Indo-Europeanh₂mr-u-—
Every word from Old French deux →Every word from Middle French deux →Every word from French deux →