sypher yspher spyher psyher ypsher pysher syhper yshper shyper hsyper yhsper hysper sphyer pshyer shpyer hspyer phsyer hpsyer yphser pyhser yhpser hypser physer hpyser sypehr yspehr spyehr psyehr ypsehr pysehr syephr ysephr seyphr esyphr yesphr eysphr speyhr pseyhr sepyhr espyhr pesyhr epsyhr ypeshr pyeshr yepshr eypshr peyshr epyshr syhepr yshepr shyepr hsyepr yhsepr hysepr syehpr ysehpr seyhpr esyhpr yeshpr eyshpr sheypr hseypr sehypr eshypr hesypr ehsypr yhespr hyespr yehspr eyhspr heyspr ehyspr spheyr psheyr shpeyr hspeyr phseyr hpseyr spehyr psehyr sephyr esphyr peshyr epshyr shepyr hsepyr sehpyr eshpyr hespyr ehspyr phesyr hpesyr pehsyr ephsyr hepsyr ehpsyr yphesr pyhesr yhpesr hypesr phyesr hpyesr ypehsr pyehsr yephsr eyphsr peyhsr epyhsr yhepsr hyepsr yehpsr eyhpsr heypsr ehypsr pheysr hpeysr pehysr ephysr hepysr ehpysr syphre ysphre spyhre psyhre ypshre pyshre syhpre yshpre shypre hsypre yhspre hyspre sphyre pshyre shpyre hspyre phsyre hpsyre yphsre pyhsre yhpsre hypsre physre hpysre syprhe ysprhe spyrhe psyrhe ypsrhe pysrhe syrphe ysrphe sryphe rsyphe yrsphe rysphe spryhe psryhe srpyhe rspyhe prsyhe rpsyhe yprshe pyrshe yrpshe rypshe pryshe rpyshe syhrpe yshrpe shyrpe hsyrpe yhsrpe hysrpe syrhpe ysrhpe sryhpe rsyhpe yrshpe ryshpe shrype hsrype srhype rshype hrsype rhsype yhrspe hyrspe yrhspe ryhspe hryspe rhyspe sphrye pshrye shprye hsprye phsrye hpsrye sprhye psrhye srphye rsphye prshye rpshye shrpye hsrpye srhpye rshpye hrspye rhspye phrsye hprsye prhsye rphsye hrpsye rhpsye yphrse pyhrse yhprse hyprse phyrse hpyrse yprhse pyrhse yrphse ryphse pryhse rpyhse yhrpse hyrpse yrhpse ryhpse hrypse rhypse phryse hpryse prhyse rphyse hrpyse rhpyse syperh ysperh spyerh psyerh ypserh pyserh syeprh yseprh seyprh esyprh yesprh eysprh speyrh pseyrh sepyrh espyrh pesyrh epsyrh ypesrh pyesrh yepsrh eypsrh peysrh epysrh sypreh yspreh spyreh psyreh ypsreh pysreh syrpeh ysrpeh srypeh rsypeh yrspeh ryspeh spryeh psryeh srpyeh rspyeh prsyeh rpsyeh yprseh pyrseh yrpseh rypseh pryseh rpyseh syerph yserph seyrph esyrph yesrph eysrph syreph ysreph sryeph rsyeph yrseph ryseph seryph esryph sreyph rseyph ersyph resyph yersph eyrsph yresph ryesph erysph reysph speryh pseryh sepryh espryh pesryh epsryh spreyh psreyh srpeyh rspeyh prseyh rpseyh serpyh esrpyh srepyh rsepyh erspyh respyh persyh eprsyh presyh rpesyh erpsyh repsyh ypersh pyersh yeprsh eyprsh peyrsh epyrsh ypresh pyresh yrpesh rypesh pryesh rpyesh yerpsh eyrpsh yrepsh ryepsh erypsh reypsh perysh eprysh preysh rpeysh erpysh repysh syherp ysherp shyerp hsyerp yhserp hyserp syehrp ysehrp seyhrp esyhrp yeshrp eyshrp sheyrp hseyrp sehyrp eshyrp hesyrp ehsyrp yhesrp hyesrp yehsrp eyhsrp heysrp ehysrp syhrep yshrep shyrep hsyrep yhsrep hysrep syrhep ysrhep sryhep rsyhep yrshep ryshep shryep hsryep srhyep rshyep hrsyep rhsyep yhrsep hyrsep yrhsep ryhsep hrysep rhysep syerhp yserhp seyrhp esyrhp yesrhp eysrhp syrehp ysrehp sryehp rsyehp yrsehp rysehp seryhp esryhp sreyhp rseyhp ersyhp resyhp yershp eyrshp yreshp ryeshp eryshp reyshp sheryp hseryp sehryp eshryp hesryp ehsryp shreyp hsreyp srheyp rsheyp hrseyp rhseyp serhyp esrhyp srehyp rsehyp ershyp reshyp hersyp ehrsyp hresyp rhesyp erhsyp rehsyp yhersp hyersp yehrsp eyhrsp heyrsp ehyrsp yhresp hyresp yrhesp ryhesp hryesp rhyesp yerhsp eyrhsp yrehsp ryehsp eryhsp reyhsp herysp ehrysp hreysp rheysp erhysp rehysp sphery pshery shpery hspery phsery hpsery spehry psehry sephry esphry peshry epshry shepry hsepry sehpry eshpry hespry ehspry phesry hpesry pehsry ephsry hepsry ehpsry sphrey pshrey shprey hsprey phsrey hpsrey sprhey psrhey srphey rsphey prshey rpshey shrpey hsrpey srhpey rshpey hrspey rhspey phrsey hprsey prhsey rphsey hrpsey rhpsey sperhy pserhy seprhy esprhy pesrhy epsrhy sprehy psrehy srpehy rspehy prsehy rpsehy serphy esrphy srephy rsephy ersphy resphy pershy eprshy preshy rpeshy erpshy repshy sherpy hserpy sehrpy eshrpy hesrpy ehsrpy shrepy hsrepy srhepy rshepy hrsepy rhsepy serhpy esrhpy srehpy rsehpy ershpy reshpy herspy ehrspy hrespy rhespy erhspy rehspy phersy hpersy pehrsy ephrsy heprsy ehprsy phresy hpresy prhesy rphesy hrpesy rhpesy perhsy eprhsy prehsy rpehsy erphsy rephsy herpsy ehrpsy hrepsy rhepsy erhpsy rehpsy yphers pyhers yhpers hypers phyers hpyers ypehrs pyehrs yephrs eyphrs peyhrs epyhrs yheprs hyeprs yehprs eyhprs heyprs ehyprs pheyrs hpeyrs pehyrs ephyrs hepyrs ehpyrs yphres pyhres yhpres hypres phyres hpyres yprhes pyrhes yrphes ryphes pryhes rpyhes yhrpes hyrpes yrhpes ryhpes hrypes rhypes phryes hpryes prhyes rphyes hrpyes rhpyes yperhs pyerhs yeprhs eyprhs peyrhs epyrhs yprehs pyrehs yrpehs rypehs pryehs rpyehs yerphs eyrphs yrephs ryephs eryphs reyphs peryhs epryhs preyhs rpeyhs erpyhs repyhs yherps hyerps yehrps eyhrps heyrps ehyrps yhreps hyreps yrheps ryheps hryeps rhyeps yerhps eyrhps yrehps ryehps eryhps reyhps heryps ehryps hreyps rheyps erhyps rehyps pherys hperys pehrys ephrys heprys ehprys phreys hpreys prheys rpheys hrpeys rhpeys perhys eprhys prehys rpehys erphys rephys herpys ehrpys hrepys rhepys erhpys rehpys
Note: these 'words' (valid or invalid) are all the permutations of the word sypher. These words are obtained by scrambling the letters in sypher.