houts ohuts huots uhots ouhts uohts hotus ohtus htous thous othus tohus hutos uhtos htuos thuos uthos tuhos ouths uoths otuhs touhs utohs tuohs houst ohust huost uhost ouhst uohst hosut ohsut hsout shout oshut sohut husot uhsot hsuot shuot ushot suhot ousht uosht osuht souht usoht suoht hotsu ohtsu htosu thosu othsu tohsu hostu ohstu hsotu shotu oshtu sohtu htsou thsou hstou shtou tshou sthou otshu toshu osthu sothu tsohu stohu hutso uhtso htuso thuso uthso tuhso husto uhsto hsuto shuto ushto suhto htsuo thsuo hstuo shtuo tshuo sthuo utsho tusho ustho sutho tsuho stuho outsh uotsh otush toush utosh tuosh ousth uosth osuth south usoth suoth otsuh tosuh ostuh sotuh tsouh stouh utsoh tusoh ustoh sutoh tsuoh stuoh
Note: these 'words' (valid or invalid) are all the permutations of the word houts. These words are obtained by scrambling the letters in houts.