ðeɪ wɜː bᵻlˈiːvd tə kˈɪl ðɛɹ ˈoʊn pˈiːpəl wɪð ɐ blˈoʊ tə ðə hˈɛd ɪf ðeɪ bɪkˌeɪm tˈuː ˈɪl təbi ɐ pɑːɹtˈɪsᵻpˌeɪɾɪŋ mˈɛmbɚɹ ʌv ðɛɹ səsˈaɪəɾi.
They were believed to kill their own people with a blow to the head if they became too ill to be a participating member of their society.