Pre-Norman invasion Irish Celtic kinship groups, from whom many of the modern Irish surnames came from
pɹˈiːnˈoːɹmən ɪnvˈeɪʒən ˈaɪɹɪʃ kˈɛltɪk kˈɪnʃɪp ɡɹˈuːps, fɹʌm hˈuːm mˈɛnɪəv ðə mˈɑːdɚn ˈaɪɹɪʃ sˈɜːneɪmz kˈeɪm fɹʌm