Pronunciation: [fɛstˈɪvəs] (IPA)
Correct spelling for the English word "Festivous" is [fɛstˈɪvəs], [fɛstˈɪvəs], [f_ɛ_s_t_ˈɪ_v_ə_s] (IPA phonetic alphabet).
Correct spelling for Festivous