نوروز (Persian) comes from Middle Persian nwklwc, from Middle Persian 𐭭𐭥𐭪𐭩, from Proto-Iranian náwah, from Proto-Balto-Slavic náwas, from Proto-Indo-Aryan náwas, from Proto-Indo-European néwyos, from Proto-Indo-European néwos, from Proto-Indo-European new- — new; to nod, assent to.