rhotis hrotis rohtis orhtis hortis ohrtis rhtois hrtois rthois trhois htrois throis rothis orthis rtohis trohis otrhis torhis hotris ohtris htoris thoris othris tohris rhoits hroits rohits orhits horits ohrits rhiots hriots rihots irhots hirots ihrots roihts orihts riohts irohts oirhts iorhts hoirts ohirts hiorts ihorts oihrts iohrts rhtios hrtios rthios trhios htrios thrios rhitos hritos rihtos irhtos hirtos ihrtos rtihos trihos rithos irthos tirhos itrhos htiros thiros hitros ihtros tihros ithros rotihs ortihs rtoihs troihs otrihs torihs roiths oriths rioths iroths oirths iorths rtiohs triohs ritohs irtohs tirohs itrohs otirhs toirhs oitrhs iotrhs tiorhs itorhs hotirs ohtirs htoirs thoirs othirs tohirs hoitrs ohitrs hiotrs ihotrs oihtrs iohtrs htiors thiors hitors ihtors tihors ithors otihrs toihrs oithrs iothrs tiohrs itohrs rhotsi hrotsi rohtsi orhtsi hortsi ohrtsi rhtosi hrtosi rthosi trhosi htrosi throsi rothsi orthsi rtohsi trohsi otrhsi torhsi hotrsi ohtrsi htorsi thorsi othrsi tohrsi rhosti hrosti rohsti orhsti horsti ohrsti rhsoti hrsoti rshoti srhoti hsroti shroti roshti orshti rsohti srohti osrhti sorhti hosrti ohsrti hsorti shorti oshrti sohrti rhtsoi hrtsoi rthsoi trhsoi htrsoi thrsoi rhstoi hrstoi rshtoi srhtoi hsrtoi shrtoi rtshoi trshoi rsthoi srthoi tsrhoi strhoi htsroi thsroi hstroi shtroi tshroi sthroi rotshi ortshi rtoshi troshi otrshi torshi rosthi orsthi rsothi srothi osrthi sorthi rtsohi trsohi rstohi srtohi tsrohi strohi otsrhi tosrhi ostrhi sotrhi tsorhi storhi hotsri ohtsri htosri thosri othsri tohsri hostri ohstri hsotri shotri oshtri sohtri htsori thsori hstori shtori tshori sthori otshri toshri osthri sothri tsohri stohri rhoist hroist rohist orhist horist ohrist rhiost hriost rihost irhost hirost ihrost roihst orihst riohst irohst oirhst iorhst hoirst ohirst hiorst ihorst oihrst iohrst rhosit hrosit rohsit orhsit horsit ohrsit rhsoit hrsoit rshoit srhoit hsroit shroit roshit orshit rsohit srohit osrhit sorhit hosrit ohsrit hsorit shorit oshrit sohrit rhisot hrisot rihsot irhsot hirsot ihrsot rhsiot hrsiot rshiot srhiot hsriot shriot rishot irshot rsihot srihot isrhot sirhot hisrot ihsrot hsirot shirot ishrot sihrot roisht orisht riosht irosht oirsht iorsht rosiht orsiht rsoiht sroiht osriht soriht risoht irsoht rsioht srioht isroht siroht oisrht iosrht osirht soirht isorht siorht hoisrt ohisrt hiosrt ihosrt oihsrt iohsrt hosirt ohsirt hsoirt shoirt oshirt sohirt hisort ihsort hsiort shiort ishort sihort oishrt ioshrt osihrt soihrt isohrt siohrt rhtiso hrtiso rthiso trhiso htriso thriso rhitso hritso rihtso irhtso hirtso ihrtso rtihso trihso rithso irthso tirhso itrhso htirso thirso hitrso ihtrso tihrso ithrso rhtsio hrtsio rthsio trhsio htrsio thrsio rhstio hrstio rshtio srhtio hsrtio shrtio rtshio trshio rsthio srthio tsrhio strhio htsrio thsrio hstrio shtrio tshrio sthrio rhisto hristo rihsto irhsto hirsto ihrsto rhsito hrsito rshito srhito hsrito shrito rishto irshto rsihto srihto isrhto sirhto hisrto ihsrto hsirto shirto ishrto sihrto rtisho trisho ritsho irtsho tirsho itrsho rtsiho trsiho rstiho srtiho tsriho striho ristho irstho rsitho sritho isrtho sirtho tisrho itsrho tsirho stirho istrho sitrho htisro thisro hitsro ihtsro tihsro ithsro htsiro thsiro hstiro shtiro tshiro sthiro histro ihstro hsitro shitro ishtro sihtro tishro itshro tsihro stihro isthro sithro rotish ortish rtoish troish otrish torish roitsh oritsh riotsh irotsh oirtsh iortsh rtiosh triosh ritosh irtosh tirosh itrosh otirsh toirsh oitrsh iotrsh tiorsh itorsh rotsih ortsih rtosih trosih otrsih torsih rostih orstih rsotih srotih osrtih sortih rtsoih trsoih rstoih srtoih tsroih stroih otsrih tosrih ostrih sotrih tsorih storih roisth oristh riosth irosth oirsth iorsth rosith orsith rsoith sroith osrith sorith risoth irsoth rsioth srioth isroth siroth oisrth iosrth osirth soirth isorth siorth rtisoh trisoh ritsoh irtsoh tirsoh itrsoh rtsioh trsioh rstioh srtioh tsrioh strioh ristoh irstoh rsitoh sritoh isrtoh sirtoh tisroh itsroh tsiroh stiroh istroh sitroh otisrh toisrh oitsrh iotsrh tiosrh itosrh otsirh tosirh ostirh sotirh tsoirh stoirh oistrh iostrh ositrh soitrh isotrh siotrh tisorh itsorh tsiorh stiorh istorh sitorh hotisr ohtisr htoisr thoisr othisr tohisr hoitsr ohitsr hiotsr ihotsr oihtsr iohtsr htiosr thiosr hitosr ihtosr tihosr ithosr otihsr toihsr oithsr iothsr tiohsr itohsr hotsir ohtsir htosir thosir othsir tohsir hostir ohstir hsotir shotir oshtir sohtir htsoir thsoir hstoir shtoir tshoir sthoir otshir toshir osthir sothir tsohir stohir hoistr ohistr hiostr ihostr oihstr iohstr hositr ohsitr hsoitr shoitr oshitr sohitr hisotr ihsotr hsiotr shiotr ishotr sihotr oishtr ioshtr osihtr soihtr isohtr siohtr htisor thisor hitsor ihtsor tihsor ithsor htsior thsior hstior shtior tshior sthior histor ihstor hsitor shitor ishtor sihtor tishor itshor tsihor stihor isthor sithor otishr toishr oitshr iotshr tioshr itoshr otsihr tosihr ostihr sotihr tsoihr stoihr oisthr iosthr osithr soithr isothr siothr tisohr itsohr tsiohr stiohr istohr sitohr
Note: these 'words' (valid or invalid) are all the permutations of the word rhotis. These words are obtained by scrambling the letters in rhotis.