Etymology in the sources
Source-reporteddagli Umbri, gli abitanti originari della regione
Sources for this account (3)
- Italian Wiktionary: UmbriaCC-BY-SA-4.0 · retrieved 2026-10-14
- Wikidata Q104621276CC0-1.0 · retrieved 2026-10-15
- Greek Wiktionary: UmbriaCC-BY-SA-4.0 · retrieved 2026-10-15

