Where does “sustentaturus” come from?

sustentaturus (Latin) comes from Latin sustento, from Latin sustineo, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Definitions

Ancestry of “sustentaturus”, step by step

StepLanguageWordMeaning
1LatinsustentoI uphold, support, prop or sustain; I endure or...
2LatinsustineoI hold up or upright, uphold, keep up, bear up,...
3Latinsub-under, sub
4Proto-Indo-Europeanupóunder, below
5Proto-Indo-Europeanh₃ewp-—
Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Latin sub- →