Where does “loriga” come from?

loriga (Old Spanish) comes from Latin lōrīca, from Latin lorum, from Proto-Indo-European wēl-.

Ancestry of “loriga”, step by step

Step	Language	Word	Meaning
1	Latin	lōrīca	—
2	Latin	lorum	thong; reins of a bridle; whip, lash, scourge
3	Proto-Indo-European	wēl-	—

loriga — Etymology, Origin & Word History | Etymology Explorer