Pronunciation: [njuːˈɪlɪti] (IPA)
Correct spelling for the English word "nuility" is [njuːˈɪlɪti], [njuːˈɪlɪti], [n_j_uː_ˈɪ_l_ɪ_t_i] (IPA phonetic alphabet).
Correct spelling for nuility