Pronunciation: [ɐstɐkˈɪlə͡ʊz] (IPA)
Correct spelling for the English word "Astakillos" is [ɐstɐkˈɪlə͡ʊz], [ɐstɐkˈɪləʊz], [ɐ_s_t_ɐ_k_ˈɪ_l_əʊ_z] (IPA phonetic alphabet).