Where does “fulgus” come from?

fulgus (Vulgar Latin) comes from Latin fulgur, from Proto-Italic folgos — brightness.

Ancestry of “fulgus”, step by step

StepLanguageWordMeaning
1Latinfulgurlightning, a flash of lightning; thunderbolt
2Proto-Italicfolgosbrightness

Words derived from “fulgus”

Every word from Proto-Italic folgos →Every word from Latin fulgur →