Etymology

From Proto-Iranian (compare Persian نو ‎(nou), Pashto نوی ‎(nëway), Ossetian ног ‎(nog), Avestan 𐬥𐬀𐬎𐬎𐬀 ‎(nauua)), from Proto-Indo-Iranian (compare Sanskrit नव ‎(náva), Hindi नया ‎(nayā)) ultimately from Proto-Indo-European *néwos. More cognates: see there.