Pronunciation: [pɹˈiː nˈə͡ʊz] (IPA)
Correct spelling for the English word "pre knows" is [pɹˈiː nˈə͡ʊz], [pɹˈiː nˈəʊz], [p_ɹ_ˈiː n_ˈəʊ_z] (IPA phonetic alphabet).
Correct spelling for pre knows