Where does “supemos” come from?

supemos (Proto-Italic) comes from Proto-Indo-European (s)úp-m̥mo-s, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Ancestry of “supemos”, step by step

StepLanguageWordMeaning
1Proto-Indo-European(s)úp-m̥mo-s—
2Proto-Indo-Europeanupóunder, below
3Proto-Indo-Europeanh₃ewp-—

Words derived from “supemos”

Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Proto-Indo-European (s)úp-m̥mo-s →