f-hour foofoo foofur foorth forhoo forout forrot forth- foufou four-h fourof fourou fourth fourto furfur furour furrfu furtho futuro h-hour hohhot hohoho hoohoo hooroo hororo horror hortor hotfor hotoff hotoro hottot houtou htruth huh-uh huhhot hurroo hurth huthur huthut offutt oftfor ohohoh ohtoto oofotr oohooh oooooo orrho- orrour ortho- ottoor outfor outour outtro rootof rotour rotout rotrou routot ruhroh rurutu rutour thoro- thourt thouth throut thruff to-fro tohoro toohot tootoo torfou tororo toroth tortor tortou totoro totrot tou-fu touhou tourou toutou toutuo trotro tuotuo turtur tururu tutour tuttut uh-huh utouth utroor