Pronunciation: [jˌuːzɐd͡ʒˈɪstɪk] (IPA)
Correct spelling for the English word "usagistic" is [jˌuːzɐd͡ʒˈɪstɪk], [jˌuːzɐdʒˈɪstɪk], [j_ˌuː_z_ɐ_dʒ_ˈɪ_s_t_ɪ_k] (IPA phonetic alphabet).
Correct spelling for usagistic