Where does “ruĝbruna” come from?

ruĝbruna (Esperanto) comes from Esperanto ruĝa, from French rouge, from Middle French rouge, from Old French roge, from Latin rubeus, from Latin ruber, from Proto-Italic ruðros, from Proto-Indo-European h₁rudʰrós — red.

ruĝbruna (Esperanto): auburn (color)

Definitions

  1. auburn (color)

Ancestry of “ruĝbruna”, step by step

ruĝbruna traces back through two separate lines of ancestry.

via Esperanto ruĝa

StepLanguageWordMeaning
1Esperantoruĝared red colour
2Frenchrougered
3Middle Frenchrougered
4Old Frenchrogered
5Latinrubeusred, reddish; of or pertaining to the bramble...
6Latinruberred approximately like red ochre (which had a traditional status among the Romans); red that was both common and dignified, somewhat associated with pigment
7Proto-Italicruðrosred
8Proto-Indo-Europeanh₁rudʰrósred
9Proto-Indo-Europeanh₁rewdʰ-red

via Esperanto bruna

StepLanguageWordMeaning
1Esperantobrunabrown
2Frenchbrunbrown; brown-haired person
3ItalianBrunodark gray, almost black
4Medieval Latinbrunusbrown, brunet
5Frankishbrūnbrown, dark, shiny
6Proto-Germanic*brūn
7Proto-Germanicbrūnazbrown
8Proto-Indo-EuropeanbʰerH-to pierce; to strike; brown
Every word from Proto-Indo-European h₁rewdʰ-Every word from Proto-Indo-European h₁rudʰrósEvery word from Proto-Italic ruðros