Probably akin to Talmudic Hebrew עדיהן (“Gentile Festival”) (ع ي د (ʿ-y-d)?).
عَيَّدَ • (ʿáyyada) (perfect, Verb form II)
- to hold a feast
- to celebrate
- to congratulate (someone) on the occasion of a feast
عِيد • (ʿīd) m, plural أعْيَاد (ʾaʿyād)
- eid, feast day, festival, holiday