Where does “suffulgens” come from?

suffulgens (Latin) comes from Latin suffulgeo, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Definitions

Ancestry of “suffulgens”, step by step

StepLanguageWordMeaning
1LatinsuffulgeoI shine or gleam underneath or beneath
2Latinsub-under, sub
3Proto-Indo-Europeanupóunder, below
4Proto-Indo-Europeanh₃ewp-—
Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Latin sub- →