Where does “orarian” come from?

orarian (English) comes from Latin orarius, from Latin ōra, from Latin ōs, from Proto-Italic ōs, from Proto-Indo-European h₃ésth₁ — bone.

orarian (English): Of or pertaining to a coast; An inhabitant of a...

Definitions

Step	Language	Word	Meaning
1	Latin	orarius	—
2	Latin	ōra	—
3	Latin	ōs	—
4	Proto-Italic	ōs	—
5	Proto-Indo-European	h₃ésth₁	bone

orarian — Etymology, Origin & Word History | Etymology Explorer