Where does “rouille” come from?

rouille (French) comes from Old French reoïlle, from Vulgar Latin robicla, from Latin robicula, from Latin rōbīgō, from Latin rōbus, from Proto-Italic rouβos, from Proto-Indo-European h₁rewdʰ- — red.

rouille (French): rust; rouille

Definitions

  1. rust; rouille

Ancestry of “rouille”, step by step

StepLanguageWordMeaning
1Old Frenchreoïlle—
2Vulgar Latinrobicla—
3Latinrobicula—
4Latinrōbīgōrust
5Latinrōbusred
6Proto-Italicrouβos—
7Proto-Indo-Europeanh₁rewdʰ-red

Words derived from “rouille”

Every word from Proto-Indo-European h₁rewdʰ- →Every word from Proto-Italic rouβos →Every word from Latin rōbus →