Where does “gallon” come from?

gallon (Middle English) comes from Norman galun, from Latin galum, from Vulgar Latin *galla, from Gaulish gallā, from Proto-Germanic gallǭ, from Proto-Indo-European ǵʰelh₃- — to flourish; green, yellow.

Ancestry of “gallon”, step by step

StepLanguageWordMeaning
1Normangalun—
2Latingalum—
3Vulgar Latin*galla—
4Gaulishgallāvessel
5Proto-Germanicgallǭgall, bile
6Proto-Indo-Europeanǵʰelh₃-to flourish; green, yellow

Words derived from “gallon”

Every word from Proto-Indo-European ǵʰelh₃- →Every word from Proto-Germanic gallǭ →Every word from Gaulish gallā →