Pronunciation: [ɹɪbˈə͡ʊsə͡ʊ] (IPA)
Correct spelling for the English word "riboso" is [ɹɪbˈə͡ʊsə͡ʊ], [ɹɪbˈəʊsəʊ], [ɹ_ɪ_b_ˈəʊ_s_əʊ] (IPA phonetic alphabet).
Correct spelling for riboso