Where does “suffiturus” come from?

suffiturus (Latin) comes from Latin suffio, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Definitions

Ancestry of “suffiturus”, step by step

StepLanguageWordMeaning
1LatinsuffioI fumigate, perfume, scent
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- →