Where does “Dioguardi” come from?

Dioguardi (Italian) comes from Italian Dio, from Latin Deus, from Latin dẹ̄vos, from Old Latin deivos, from Proto-Italic deiwos, from Proto-Indo-European deywós, from Proto-Indo-European dyew- — to be bright; sky, heaven.

Ancestry of “Dioguardi”, step by step

Dioguardi traces back through two separate lines of ancestry.

via Italian Dio

StepLanguageWordMeaning
1ItalianDioGod
2LatinDeusGod
3Latindẹ̄vos
4Old Latindeivosgod, deity
5Proto-Italicdeiwosgod, deity
6Proto-Indo-Europeandeywósgod
7Proto-Indo-Europeandyew-to be bright; sky, heaven

via Italian guardare

StepLanguageWordMeaning
1Italianguardareto look at, to watch, to glance or gaze at; to...
2Proto-Germanicwardōprotection, care; attention, heed; watch post,...
3Proto-Indo-Europeanwēr-true
4Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

Words derived from “Dioguardi

Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European deywósEvery word from Proto-Italic deiwos