Where does “vorāginōsus” come from?

vorāginōsus (Latin) comes from Latin vorāgō, from Latin -ōsus, from Old Latin -ōssus.

Ancestry of “vorāginōsus”, step by step

Step	Language	Word	Meaning
1	Latin	vorāgō	—
2	Latin	-ōsus	—
3	Old Latin	-ōssus	—