source

The story

1. Proto-Indo-European · derived from*h₃réǵeti“to straighten; right”
2. Latin · derived fromsurgō“to rise”
3. Old French · derived fromsorse“rise, beginning, spring, source”
4. Middle English · inherited fromsours
5. English todaysource

From Middle English sours, from Old French sorse (“rise, beginning, spring, source”), from sors, past participle of sordre, sourdre, from Latin surgō (“to rise”), which is composed of sub- (“up from below”) + regō (“lead, rule”), ultimately from Proto-Indo-European *h₃réǵeti (“to straighten; right”), from the root *h₃reǵ-. Doublet of surge.

Words from the same roots