Where does “Alcide” come from?

Alcide (Italian) comes from English Alcides, from Latin Alcides, from Ancient Greek Ἀλκείδης, from Ancient Greek -ίδης, from Ancient Greek -ής, from Proto-Indo-European -ēs, from Proto-Indo-European -ess, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

Ancestry of “Alcide”, step by step

StepLanguageWordMeaning
1EnglishAlcides
2LatinAlcides
3Ancient GreekἈλκείδηςAlcides synonym of Hercules
4Ancient Greek-ίδηςson of
5Ancient Greek-ήςadjective suffix
6Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
7Proto-Indo-European-ess
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European -osEvery word from Ancient Greek -ήςEvery word from Ancient Greek -ίδης