Pronunciation: [wɒst ˌʌp klˈa͡ʊdz] (IPA)
Correct spelling for the English word "wast up clouds" is [wɒst ˌʌp klˈa͡ʊdz], [wɒst ˌʌp klˈaʊdz], [w_ɒ_s_t ˌʌ_p k_l_ˈaʊ_d_z] (IPA phonetic alphabet).