air-to-air anatotitan annotation antanartia anthonotha antirrhion antoninian arohirohi athirathan harttohart hirnantian honoration inanantona inirritant initiation intonation irritation irroration na-nana-na natonation nitrointro norththorn noto-hanto nototriton o-notation ornarantia ratatattat rhinotitan roaratorio rotatorian thanthonni thionation thionthian throatroot tionontati torontoont traintrain triarthria trinitaria trinitario