Where does “noite” come from?

noite (Old Spanish) comes from Latin noctem, from Latin Nox, from Proto-Italic nokts, from Proto-Indo-European nókʷts, from Proto-Indo-European negʷ- — bare, naked.

Ancestry of “noite”, step by step

StepLanguageWordMeaning
1Latinnoctemaccusative singular of nox
2LatinNoxNight personification
3Proto-Italicnoktsnight
4Proto-Indo-Europeannókʷtsnight
5Proto-Indo-Europeannegʷ-bare, naked
Every word from Proto-Indo-European negʷ- →Every word from Proto-Indo-European nókʷts →Every word from Proto-Italic nokts →
noite — Etymology, Origin & Word History | Etymology Explorer