h-r-m hoo-hoo horrour hortour hothur huozhou moo-moo morozzo morrum mortuum moruzzo moumour moutrot muthoot muu-muu orzotto otozoum ottrott outouth outroom outroot r-h-m rootout rootrot rototom ruh-roh ruhrort rum-tum thorrur thruout thuthur tohorot tom-tom tomouth too-hoo too-too torhout tortour tototoo toumour tro-tro trotout tum-tum tut-hoo tut-tut zhuzhou zohzooz zoomout zou-zou