Etymology in the sources
Source-reportedAccording to Perixanjan, from Middle Median [Term?], from Proto-Iranian *Rasta-. Compare Parthian 𐭓𐭎𐭕𐭊 (rstk /*Rastak/), Middle Persian 𐭫𐭮𐭲𐭪 (lstk /*Rastag/). The form Երաստ (Erast) is from Parthian.
Sources for this account (2)
- Wiktionary: ԱրաստCC-BY-SA-4.0 · retrieved 2026-10-15
- Polish Wiktionary: ԱրաստCC-BY-SA-4.0 · retrieved 2026-10-14

