gürz (Turkish) comes from Persian گرز, from Middle Persian wlz, from Middle Persian wzl, from Avestan 𐬬𐬀𐬰𐬭𐬀, from Proto-Iranian wájrah, from Proto-Indo-Iranian wáȷ́ras, from Proto-Indo-European weǵ- — lively, awake; strong.
gürz (Turkish): flail