Where does “oratur” come from?

oratur (Scots) comes from Middle English oritore, from Old French oratur, from Latin ōrātōrium, from Latin ōrātōrius, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr.

Ancestry of “oratur”, step by step

Step	Language	Word	Meaning
1	Middle English	oritore	—
2	Old French	oratur	—
3	Latin	ōrātōrium	—
4	Latin	ōrātōrius	oratorical
5	Latin	-tōrius	ory
6	Latin	-tor	-er
7	Proto-Italic	-tōr	Forms agent nouns to verb stems
8	Proto-Indo-European	-tōr	Derives agent nouns from verbs, denoting someone...
9	Proto-Indo-European	-tor-s	—

Words derived from “oratur”

orature

Every word from Proto-Indo-European -tor-s →Every word from Latin -tor →Every word from Latin -tōrius →