h-hour ho-hum hohhot hohoho hoohoo hooroo hormuz hororo horror hortor horzu hotoro hottot houtou houzhu htruth huh-uh huhhot humhot humhum hummum humour hurmuz hurroo hurth hurumu huthur huthut huzhou huzoor mm-hmm mo-tzu mohoro mohout mohuhu mommur moomoo mormor mormur moroto morrot mothur motmot motomu motor- motoro motour moturu mourou mrmoto muhuhu muhurr muhuru murmur muroto muthur mutomo muttur mutuum muumuu ohohoh ohotmu ohtomu ohtoto omzoor oohooh oomoto oooooo oromoo orrho- orrour ortho- otmoor ottoor outour outtro ouzoum ozourt romour roomth roomto rotour rotout rotrou rottum routot ruhroh rumohr rumour rurutu rutour ruzhou t-room thoro- thourt thouth thromm throut tohoro tommot tomort tomtom tomtor toohot tootoo toozoo tororo toroth tortor tortou tortum totoro totrot touhou tourou toutou toutuo trotro tumour tumtum tuotuo turmut turrum turtur tururu tutour tuttut uh-huh um-hum urrotz urzhum utouth utroor zohour zoomoo zooomr zoozoo zorzor zouzou zummut