Proto-Turkic: *Tata-
Meaning: 1 to become angry 2 irascible
Russian meaning: 1 остервенеть 2 вспыльчивый, раздражительный
Yakut: tatɨas 2
Tuva: tadɨ-la- 'to nicker, guffaw'
Kirghiz: tatar- 1
Comments: VEWT 467. Cf. Khalkha tataj 'an interjection of hate, loathe', perhaps originally < Turkic; the Mong. form = Khak., Oyr., Yak., Kirgh. tataj, Tuva dadaj.