Claim: Aquitanian language (spoken on both sides of the western Pyrenees) has our diferent Iberians one of which is ata.
Evidence: The Aquitanian language was spoken on both sides of the western Pyrenees in ancient Aquitaine (approximately between the Pyrenees and the Garonne, in the region later known as Gascony) and in the areas south of the Pyrenees in the valleys of the Basque Country before the Roman conquest. ata atta The vascologist Joaquín Gorrochategui, who has written several works on Aquitanian, and Mitxelena have pointed out the similarities of some Iberian onomastic elements with Aquitanian. In particular, Mitxelena spoke about an onomastic pool from which both Aquitanian and Iberian would have drawn: 
Iberian languages is a generic term for the languages currently or formerly spoken in the Iberian Peninsula. Aquitanian (probably closely related to or the same as Proto-Basque) The following languages were spoken in the Iberian Peninsula before the Roman occupation and the spread of the Latin language.