Pronunciation: [tjˌuːməlt͡ʃuːˈe͡ɪʃən] (IPA)
Correct spelling for the English word "Tumultuation" is [tjˌuːməlt͡ʃuːˈe͡ɪʃən], [tjˌuːməltʃuːˈeɪʃən], [t_j_ˌuː_m_ə_l_tʃ_uː_ˈeɪ_ʃ_ə_n] (IPA phonetic alphabet).
Correct spelling for Tumultuation