Pronunciation: [snˈapɪnəsɪz] (IPA)
Correct spelling for the English word "snappinesses" is [snˈapɪnəsɪz], [snˈapɪnəsɪz], [s_n_ˈa_p_ɪ_n_ə_s_ɪ_z] (IPA phonetic alphabet).