Where does “succingens” come from?

succingens (Latin) comes from Latin succingō, from Latin sub-, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.

Definitions

Step	Language	Word	Meaning
1	Latin	succingō	to gather or tuck up (with a belt, etc.)
2	Latin	sub-	under, sub
3	Proto-Indo-European	upó	under, below
4	Proto-Indo-European	h₃ewp-	—