Pronunciation: [ɐtjuːˈɪʃən] (IPA)
Correct spelling for the English word "attuition" is [ɐtjuːˈɪʃən], [ɐtjuːˈɪʃən], [ɐ_t_j_uː_ˈɪ_ʃ_ə_n] (IPA phonetic alphabet).