Pronunciation: [lˈa͡ɪəndθzˌi] (IPA)
Correct spelling for the English word "lyondthzi" is [lˈa͡ɪəndθzˌi], [lˈaɪəndθzˌi], [l_ˈaɪ_ə_n_d_θ_z_ˌi] (IPA phonetic alphabet).