Jews others of Iberian origin show variable frequencies of admixture with non-Jewish historical host populations among the maternal lines. In the case of Ashkenazi and Sephardi Jews (in particular Moroccan Jews), who are closely related, the source of non-Jewish admixture is mainly southern European, while Mizrahi Jews show evidence of admixture with other Middle Eastern populations. Behar "et al." have remarked on a close relationship between Ashkenazi Jews and modern Italians. A 2001 study found that Jews were found to be more closely related to groups of the Fertile Crescent (Kurds, Turks, and Armenians) than to their Arab neighbors, the geographic
Sephardi Hebrew the Ashkenazi pronunciation was derived from that of Palestine in Geonic times (7th-11th centuries) and that the Sephardi pronunciation was derived from that of Babylonia. The theory was supported by the fact that in some respects, Ashkenazi Hebrew resembles the western dialect of Syriac, and Sephardi Hebrew resembles the eastern dialect: Eastern Syriac "Peshitta" as against Western Syriac "Peshito". Ashkenazi Hebrew, in its written form, also resembles Palestinian Hebrew in its tendency to "malē" spellings (see Mater lectionis). Others, including Abraham Zevi Idelsohn, believed that the distinction is more ancient and represents the distinction between the Judaean and Galilean dialects