"McCarrell" is a surname that is pronounced /məˈkærəl/. In this word, the "Mc" is simply a prefix that indicates a Scottish or Irish origin. The "C" in "Mc" is pronounced as a K sound, as in "cat". The first syllable of "Carrell" is stressed, and the "a" in this syllable is pronounced as a short vowel sound, as in "apple". The final syllable has a silent "e", making the final "l" silent as well.