coheir ocheir choeir hcoeir ohceir hoceir coehir ocehir ceohir ecohir oechir eochir cheoir hceoir cehoir echoir hecoir ehcoir ohecir hoecir oehcir eohcir heocir ehocir cohier ochier choier hcoier ohcier hocier coiher ociher cioher icoher oicher iocher chioer hcioer cihoer ichoer hicoer ihcoer ohicer hoicer oihcer iohcer hiocer ihocer coeihr oceihr ceoihr ecoihr oecihr eocihr coiehr ociehr cioehr icoehr oicehr iocehr ceiohr eciohr cieohr iceohr eicohr iecohr oeichr eoichr oiechr ioechr eiochr ieochr cheior hceior cehior echior hecior ehcior chieor hcieor ciheor icheor hiceor ihceor ceihor ecihor ciehor icehor eichor iechor heicor ehicor hiecor ihecor eihcor iehcor oheicr hoeicr oehicr eohicr heoicr ehoicr ohiecr hoiecr oihecr iohecr hioecr ihoecr oeihcr eoihcr oiehcr ioehcr eiohcr ieohcr heiocr ehiocr hieocr iheocr eihocr iehocr coheri ocheri choeri hcoeri ohceri hoceri coehri ocehri ceohri ecohri oechri eochri cheori hceori cehori echori hecori ehcori ohecri hoecri oehcri eohcri heocri ehocri cohrei ochrei chorei hcorei ohcrei hocrei corhei ocrhei crohei rcohei orchei rochei chroei hcroei crhoei rchoei hrcoei rhcoei ohrcei horcei orhcei rohcei hrocei rhocei coerhi ocerhi ceorhi ecorhi oecrhi eocrhi corehi ocrehi croehi rcoehi orcehi rocehi cerohi ecrohi creohi rceohi ercohi recohi oerchi eorchi orechi roechi erochi reochi cheroi hceroi cehroi echroi hecroi ehcroi chreoi hcreoi crheoi rcheoi hrceoi rhceoi cerhoi ecrhoi crehoi rcehoi erchoi rechoi hercoi ehrcoi hrecoi rhecoi erhcoi rehcoi oherci hoerci oehrci eohrci heorci ehorci ohreci horeci orheci roheci hroeci rhoeci oerhci eorhci orehci roehci erohci reohci heroci ehroci hreoci rheoci erhoci rehoci cohire ochire choire hcoire ohcire hocire coihre ocihre ciohre icohre oichre iochre chiore hciore cihore ichore hicore ihcore ohicre hoicre oihcre iohcre hiocre ihocre cohrie ochrie chorie hcorie ohcrie hocrie corhie ocrhie crohie rcohie orchie rochie chroie hcroie crhoie rchoie hrcoie rhcoie ohrcie horcie orhcie rohcie hrocie rhocie coirhe ocirhe ciorhe icorhe oicrhe iocrhe corihe ocrihe croihe rcoihe orcihe rocihe cirohe icrohe criohe rciohe ircohe ricohe oirche iorche oriche roiche iroche rioche chiroe hciroe cihroe ichroe hicroe ihcroe chrioe hcrioe crhioe rchioe hrcioe rhcioe cirhoe icrhoe crihoe rcihoe irchoe richoe hircoe ihrcoe hricoe rhicoe irhcoe rihcoe ohirce hoirce oihrce iohrce hiorce ihorce ohrice horice orhice rohice hroice rhoice oirhce iorhce orihce roihce irohce riohce hiroce ihroce hrioce rhioce irhoce rihoce coeirh oceirh ceoirh ecoirh oecirh eocirh coierh ocierh cioerh icoerh oicerh iocerh ceiorh eciorh cieorh iceorh eicorh iecorh oeicrh eoicrh oiecrh ioecrh eiocrh ieocrh coerih ocerih ceorih ecorih oecrih eocrih coreih ocreih croeih rcoeih orceih roceih ceroih ecroih creoih rceoih ercoih recoih oercih eorcih orecih roecih erocih reocih coireh ocireh cioreh icoreh oicreh iocreh corieh ocrieh croieh rcoieh orcieh rocieh ciroeh icroeh crioeh rcioeh ircoeh ricoeh oirceh iorceh oriceh roiceh iroceh rioceh ceiroh eciroh cieroh iceroh eicroh iecroh cerioh ecrioh creioh rceioh ercioh recioh cireoh icreoh crieoh rcieoh irceoh riceoh eircoh iercoh ericoh reicoh irecoh riecoh oeirch eoirch oierch ioerch eiorch ieorch oerich eorich oreich roeich eroich reoich oirech iorech oriech roiech iroech rioech eiroch ieroch erioch reioch ireoch rieoch cheiro hceiro cehiro echiro heciro ehciro chiero hciero cihero ichero hicero ihcero ceihro ecihro ciehro icehro eichro iechro heicro ehicro hiecro ihecro eihcro iehcro cherio hcerio cehrio echrio hecrio ehcrio chreio hcreio crheio rcheio hrceio rhceio cerhio ecrhio crehio rcehio erchio rechio hercio ehrcio hrecio rhecio erhcio rehcio chireo hcireo cihreo ichreo hicreo ihcreo chrieo hcrieo crhieo rchieo hrcieo rhcieo cirheo icrheo criheo rciheo ircheo richeo hirceo ihrceo hriceo rhiceo irhceo rihceo ceirho ecirho cierho icerho eicrho iecrho ceriho ecriho creiho rceiho erciho reciho cireho icreho crieho rcieho irceho riceho eircho iercho ericho reicho irecho riecho heirco ehirco hierco iherco eihrco iehrco herico ehrico hreico rheico erhico rehico hireco ihreco hrieco rhieco irheco riheco eirhco ierhco erihco reihco irehco riehco oheirc hoeirc oehirc eohirc heoirc ehoirc ohierc hoierc oiherc ioherc hioerc ihoerc oeihrc eoihrc oiehrc ioehrc eiohrc ieohrc heiorc ehiorc hieorc iheorc eihorc iehorc oheric hoeric oehric eohric heoric ehoric ohreic horeic orheic roheic hroeic rhoeic oerhic eorhic orehic roehic erohic reohic heroic ehroic hreoic rheoic erhoic rehoic ohirec hoirec oihrec iohrec hiorec ihorec ohriec horiec orhiec rohiec hroiec rhoiec oirhec iorhec orihec roihec irohec riohec hiroec ihroec hrioec rhioec irhoec rihoec oeirhc eoirhc oierhc ioerhc eiorhc ieorhc oerihc eorihc oreihc roeihc eroihc reoihc oirehc iorehc oriehc roiehc iroehc rioehc eirohc ierohc eriohc reiohc ireohc rieohc heiroc ehiroc hieroc iheroc eihroc iehroc herioc ehrioc hreioc rheioc erhioc rehioc hireoc ihreoc hrieoc rhieoc irheoc riheoc eirhoc ierhoc erihoc reihoc irehoc riehoc
Note: these 'words' (valid or invalid) are all the permutations of the word coheir. These words are obtained by scrambling the letters in coheir.