Pronunciation: [wɒst ɒv əpˈɪni͡ən] (IPA)
Correct spelling for the English word "wast of opinion" is [wɒst ɒv əpˈɪni͡ən], [wɒst ɒv əpˈɪniən], [w_ɒ_s_t ɒ_v ə_p_ˈɪ_n_iə_n] (IPA phonetic alphabet).