Where does “Nero” come from?

Nero (Old Portuguese) comes from Latin Nerō, from Proto-Italic nēr, from Proto-Indo-European h₂nḗr — man; power, force, vital energy.

Ancestry of “Nero”, step by step

StepLanguageWordMeaning
1LatinNerōNero Claudius Caesar Augustus Germanicus, Roman Emperor from 54 to 68, and the last Emperor of the Julio-Claudian dynasty
2Proto-Italicnērman
3Proto-Indo-Europeanh₂nḗrman; power, force, vital energy

Words derived from “Nero

Every word from Proto-Indo-European h₂nḗrEvery word from Proto-Italic nērEvery word from Latin Nerō