Where does “Saturnalians” come from?

Saturnalians (English) comes from English Saturnalian, from English Saturnalia, from Latin Saturnalia, from Latin alia, from Latin alium, from Latin alius, from Proto-Italic aljos, from Proto-Indo-European h₂élyos — to grow, nourish.

Ancestry of “Saturnalians”, step by step

Saturnalians traces back through two separate lines of ancestry.

via English Saturnalian

StepLanguageWordMeaning
1EnglishSaturnalianof or pertaining to Saturnalia; riotously merry;...
2EnglishSaturnaliaAn Ancient Roman holiday honoring the deity Saturn
3LatinSaturnaliaSaturnalia
4Latinalianominative plural of ālium; accusative plural of...
5Latinaliumgarlic, onion; accusative masculine singular of...
6Latinaliusother, another, any other; else; different
7Proto-Italicaljosanother
8Proto-Indo-Europeanh₂élyosother, another
9Proto-Indo-Europeanh₂él-to grow, nourish

via English S

StepLanguageWordMeaning
1EnglishSThe ordinal number nineteenth, derived from this...
Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂élyosEvery word from Proto-Italic aljos
Saturnalians — Etymology, Origin & Word History | Etymology Explorer