Where does “נפטון” come from?

נפטון (Hebrew) comes from Latin Neptūnus, from Proto-Italic neptūnos, from Proto-Indo-European nébʰos, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

Ancestry of “נפטון”, step by step

StepLanguageWordMeaning
1LatinNeptūnusNeptune god of the sea
2Proto-Italicneptūnos—
3Proto-Indo-Europeannébʰoscloud; mist, moisture
4Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European -os →Every word from Proto-Indo-European nébʰos →Every word from Proto-Italic neptūnos →