shitar hsitar sihtar ishtar histar ihstar shtiar hstiar sthiar tshiar htsiar thsiar sithar isthar stihar tsihar itshar tishar hitsar ihtsar htisar thisar ithsar tihsar shiatr hsiatr sihatr ishatr hisatr ihsatr shaitr hsaitr sahitr ashitr hasitr ahsitr siahtr isahtr saihtr asihtr iashtr aishtr hiastr ihastr haistr ahistr iahstr aihstr shtair hstair sthair tshair htsair thsair shatir hsatir sahtir ashtir hastir ahstir stahir tsahir sathir asthir tashir atshir htasir thasir hatsir ahtsir tahsir athsir sitahr istahr stiahr tsiahr itsahr tisahr siathr isathr saithr asithr iasthr aisthr staihr tsaihr satihr astihr tasihr atsihr itashr tiashr iatshr aitshr taishr atishr hitasr ihtasr htiasr thiasr ithasr tihasr hiatsr ihatsr haitsr ahitsr iahtsr aihtsr htaisr thaisr hatisr ahtisr tahisr athisr itahsr tiahsr iathsr aithsr taihsr atihsr shitra hsitra sihtra ishtra histra ihstra shtira hstira sthira tshira htsira thsira sithra isthra stihra tsihra itshra tishra hitsra ihtsra htisra thisra ithsra tihsra shirta hsirta sihrta ishrta hisrta ihsrta shrita hsrita srhita rshita hrsita rhsita sirhta isrhta srihta rsihta irshta rishta hirsta ihrsta hrista rhista irhsta rihsta shtria hstria sthria tshria htsria thsria shrtia hsrtia srhtia rshtia hrstia rhstia strhia tsrhia srthia rsthia trshia rtshia htrsia thrsia hrtsia rhtsia trhsia rthsia sitrha istrha stirha tsirha itsrha tisrha sirtha isrtha sritha rsitha irstha ristha striha tsriha srtiha rstiha trsiha rtsiha itrsha tirsha irtsha ritsha trisha rtisha hitrsa ihtrsa htirsa thirsa ithrsa tihrsa hirtsa ihrtsa hritsa rhitsa irhtsa rihtsa htrisa thrisa hrtisa rhtisa trhisa rthisa itrhsa tirhsa irthsa rithsa trihsa rtihsa shiart hsiart sihart ishart hisart ihsart shairt hsairt sahirt ashirt hasirt ahsirt siahrt isahrt saihrt asihrt iashrt aishrt hiasrt ihasrt haisrt ahisrt iahsrt aihsrt shirat hsirat sihrat ishrat hisrat ihsrat shriat hsriat srhiat rshiat hrsiat rhsiat sirhat isrhat srihat rsihat irshat rishat hirsat ihrsat hrisat rhisat irhsat rihsat sharit hsarit sahrit ashrit hasrit ahsrit shrait hsrait srhait rshait hrsait rhsait sarhit asrhit srahit rsahit arshit rashit harsit ahrsit hrasit rhasit arhsit rahsit siarht isarht sairht asirht iasrht aisrht siraht israht sriaht rsiaht irsaht risaht sariht asriht sraiht rsaiht arsiht rasiht iarsht airsht irasht riasht arisht raisht hiarst iharst hairst ahirst iahrst aihrst hirast ihrast hriast rhiast irhast rihast harist ahrist hraist rhaist arhist rahist iarhst airhst irahst riahst arihst raihst shtari hstari sthari tshari htsari thsari shatri hsatri sahtri ashtri hastri ahstri stahri tsahri sathri asthri tashri atshri htasri thasri hatsri ahtsri tahsri athsri shtrai hstrai sthrai tshrai htsrai thsrai shrtai hsrtai srhtai rshtai hrstai rhstai strhai tsrhai srthai rsthai trshai rtshai htrsai thrsai hrtsai rhtsai trhsai rthsai sharti hsarti sahrti ashrti hasrti ahsrti shrati hsrati srhati rshati hrsati rhsati sarhti asrhti srahti rsahti arshti rashti harsti ahrsti hrasti rhasti arhsti rahsti starhi tsarhi satrhi astrhi tasrhi atsrhi strahi tsrahi srtahi rstahi trsahi rtsahi sarthi asrthi srathi rsathi arsthi rasthi tarshi atrshi trashi rtashi artshi ratshi htarsi tharsi hatrsi ahtrsi tahrsi athrsi htrasi thrasi hrtasi rhtasi trhasi rthasi hartsi ahrtsi hratsi rhatsi arhtsi rahtsi tarhsi atrhsi trahsi rtahsi arthsi rathsi sitarh istarh stiarh tsiarh itsarh tisarh siatrh isatrh saitrh asitrh iastrh aistrh stairh tsairh satirh astirh tasirh atsirh itasrh tiasrh iatsrh aitsrh taisrh atisrh sitrah istrah stirah tsirah itsrah tisrah sirtah isrtah sritah rsitah irstah ristah striah tsriah srtiah rstiah trsiah rtsiah itrsah tirsah irtsah ritsah trisah rtisah siarth isarth sairth asirth iasrth aisrth sirath israth sriath rsiath irsath risath sarith asrith sraith rsaith arsith rasith iarsth airsth irasth riasth aristh raisth starih tsarih satrih astrih tasrih atsrih straih tsraih srtaih rstaih trsaih rtsaih sartih asrtih sratih rsatih arstih rastih tarsih atrsih trasih rtasih artsih ratsih itarsh tiarsh iatrsh aitrsh tairsh atirsh itrash tirash irtash ritash triash rtiash iartsh airtsh iratsh riatsh aritsh raitsh tarish atrish traish rtaish artish ratish hitars ihtars htiars thiars ithars tihars hiatrs ihatrs haitrs ahitrs iahtrs aihtrs htairs thairs hatirs ahtirs tahirs athirs itahrs tiahrs iathrs aithrs taihrs atihrs hitras ihtras htiras thiras ithras tihras hirtas ihrtas hritas rhitas irhtas rihtas htrias thrias hrtias rhtias trhias rthias itrhas tirhas irthas rithas trihas rtihas hiarts iharts hairts ahirts iahrts aihrts hirats ihrats hriats rhiats irhats rihats harits ahrits hraits rhaits arhits rahits iarhts airhts irahts riahts arihts raihts htaris tharis hatris ahtris tahris athris htrais thrais hrtais rhtais trhais rthais hartis ahrtis hratis rhatis arhtis rahtis tarhis atrhis trahis rtahis arthis rathis itarhs tiarhs iatrhs aitrhs tairhs atirhs itrahs tirahs irtahs ritahs triahs rtiahs iarths airths iraths riaths ariths raiths tarihs atrihs traihs rtaihs artihs ratihs
Note: these 'words' (valid or invalid) are all the permutations of the word shitar. These words are obtained by scrambling the letters in shitar.