Etymology

From Proto-Iranian *hiźu̯ā- (compare Persian زوان ‎(zavân), Pashto ژبه ‎(žəba), Avestan 𐬵𐬍𐬰𐬏𐬁 (hizvā)), from Proto-Indo-Iranian (compare Sanskrit जिह्वा ‎(jihvā), Hindi जीभ ‎(jībh)), from Proto-Indo-European *dn̥ǵʰwéh₂s (compare Old Prussian insuwis, Russian язык ‎(jazýk), French langue, English tongue).