Guttural R
Many Jewish immigrants to Israel spoke a variety of Arabic in their countries of origin and pronounced the Hebrew rhotic as an alveolar tap , similar to Arabic '. Gradually, many of them began pronouncing their Hebrew rhotic as a voiced uvular fricative , a sound similar or (depending on the Arabic dialect) identical to Arabic '. However, in modern Sephardic and Mizrahi poetry and folk music an alveolar rhotic continues to be used.
Tsvi Misinai
For those who maintained a Samaritan identity and religious association into modern times, they too, like their Palestinian counterparts who had additionally adopted Christianity and later Islam, were nevertheless thoroughly Arabized in language and culture. After the establishment of modern Israel, Samaritans living in what became the State of Israel replaced Palestinian Arabic with modern Hebrew as their day to day language (although Samaritan Hebrew had always been maintained as the liturgical language, along with liturgical Samaritan Aramaic and liturgical Samaritan Arabic).