Where does “sustentaculum” come from?

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

sustentaculum (English): A supporting structure, a body part that supports...

Definitions

A supporting structure, a body part that supports...

Ancestry of “sustentaculum”, step by step

Step	Language	Word	Meaning
1	Latin	sustentaculum	prop, stay, support; sustenance, nourishment
2	Latin	sustento	I uphold, support, prop or sustain; I endure or...
3	Latin	sustineo	I hold up or upright, uphold, keep up, bear up,...
4	Latin	sub-	under, sub
5	Proto-Indo-European	upó	under, below
6	Proto-Indo-European	h₃ewp-	—

Every word from Proto-Indo-European h₃ewp- →Every word from Proto-Indo-European upó →Every word from Latin sub- →