Pronunciation: [ˌɑːtˌiːˈɛnsˈɪa͡ɪ] (IPA)
Correct spelling for the English word "RTNSII" is [ˌɑːtˌiːˈɛnsˈɪa͡ɪ], [ˌɑːtˌiːˈɛnsˈɪaɪ], [ˌɑː_t_ˌiː__ˈɛ_n_s_ˈɪ__aɪ] (IPA phonetic alphabet).
Correct spelling for RTNSII