Where does “vadosus” come from?

vadosus (Latin) comes from Latin vadum, from Proto-Italic waðom, from Proto-Indo-European wadʰom.

Ancestry of “vadosus”, step by step

Step	Language	Word	Meaning
1	Latin	vadum	A shallow, ford, shoal; A body of water; sea,...
2	Proto-Italic	waðom	ford, shallow water
3	Proto-Indo-European	wadʰom	—

vadosus — Etymology, Origin & Word History | Etymology Explorer