Pronunciation: [kənvˈʌlsɛdɪŋ] (IPA)
Correct spelling for the English word "convulsedding" is [kənvˈʌlsɛdɪŋ], [kənvˈʌlsɛdɪŋ], [k_ə_n_v_ˈʌ_l_s_ɛ_d_ɪ_ŋ] (IPA phonetic alphabet).