spired psired sipred ispred pisred ipsred spried psried srpied rspied prsied rpsied sirped isrped sriped rsiped irsped risped pirsed iprsed prised rpised irpsed ripsed spierd psierd siperd isperd piserd ipserd speird pseird sepird espird pesird epsird sieprd iseprd seiprd esiprd iesprd eisprd piesrd ipesrd peisrd episrd iepsrd eipsrd spreid psreid srpeid rspeid prseid rpseid sperid pserid seprid esprid pesrid epsrid srepid rsepid serpid esrpid respid erspid presid rpesid persid eprsid repsid erpsid sirepd isrepd sriepd rsiepd irsepd risepd sierpd iserpd seirpd esirpd iesrpd eisrpd sreipd rseipd seripd esripd resipd ersipd irespd riespd ierspd eirspd reispd erispd piresd ipresd priesd rpiesd irpesd ripesd piersd ipersd peirsd epirsd ieprsd eiprsd preisd rpeisd perisd eprisd repisd erpisd irepsd riepsd ierpsd eirpsd reipsd eripsd spirde psirde siprde isprde pisrde ipsrde spride psride srpide rspide prside rpside sirpde isrpde sripde rsipde irspde rispde pirsde iprsde prisde rpisde irpsde ripsde spidre psidre sipdre ispdre pisdre ipsdre spdire psdire sdpire dspire pdsire dpsire sidpre isdpre sdipre dsipre idspre dispre pidsre ipdsre pdisre dpisre idpsre dipsre sprdie psrdie srpdie rspdie prsdie rpsdie spdrie psdrie sdprie dsprie pdsrie dpsrie srdpie rsdpie sdrpie dsrpie rdspie drspie prdsie rpdsie pdrsie dprsie rdpsie drpsie sirdpe isrdpe sridpe rsidpe irsdpe risdpe sidrpe isdrpe sdirpe dsirpe idsrpe disrpe srdipe rsdipe sdripe dsripe rdsipe drsipe irdspe ridspe idrspe dirspe rdispe drispe pirdse iprdse pridse rpidse irpdse ripdse pidrse ipdrse pdirse dpirse idprse diprse prdise rpdise pdrise dprise rdpise drpise irdpse ridpse idrpse dirpse rdipse dripse spiedr psiedr sipedr ispedr pisedr ipsedr speidr pseidr sepidr espidr pesidr epsidr siepdr isepdr seipdr esipdr iespdr eispdr piesdr ipesdr peisdr episdr iepsdr eipsdr spider psider sipder ispder pisder ipsder spdier psdier sdpier dspier pdsier dpsier sidper isdper sdiper dsiper idsper disper pidser ipdser pdiser dpiser idpser dipser spedir psedir sepdir espdir pesdir epsdir spdeir psdeir sdpeir dspeir pdseir dpseir sedpir esdpir sdepir dsepir edspir despir pedsir epdsir pdesir dpesir edpsir depsir siedpr isedpr seidpr esidpr iesdpr eisdpr sidepr isdepr sdiepr dsiepr idsepr disepr sedipr esdipr sdeipr dseipr edsipr desipr iedspr eidspr idespr diespr edispr deispr piedsr ipedsr peidsr epidsr iepdsr eipdsr pidesr ipdesr pdiesr dpiesr idpesr dipesr pedisr epdisr pdeisr dpeisr edpisr depisr iedpsr eidpsr idepsr diepsr edipsr deipsr spredi psredi srpedi rspedi prsedi rpsedi sperdi pserdi seprdi esprdi pesrdi epsrdi srepdi rsepdi serpdi esrpdi respdi erspdi presdi rpesdi persdi eprsdi repsdi erpsdi sprdei psrdei srpdei rspdei prsdei rpsdei spdrei psdrei sdprei dsprei pdsrei dpsrei srdpei rsdpei sdrpei dsrpei rdspei drspei prdsei rpdsei pdrsei dprsei rdpsei drpsei spedri psedri sepdri espdri pesdri epsdri spderi psderi sdperi dsperi pdseri dpseri sedpri esdpri sdepri dsepri edspri despri pedsri epdsri pdesri dpesri edpsri depsri sredpi rsedpi serdpi esrdpi resdpi ersdpi srdepi rsdepi sdrepi dsrepi rdsepi drsepi sedrpi esdrpi sderpi dserpi edsrpi desrpi redspi erdspi rdespi drespi edrspi derspi predsi rpedsi perdsi eprdsi repdsi erpdsi prdesi rpdesi pdresi dpresi rdpesi drpesi pedrsi epdrsi pdersi dpersi edprsi deprsi redpsi erdpsi rdepsi drepsi edrpsi derpsi siredp isredp sriedp rsiedp irsedp risedp sierdp iserdp seirdp esirdp iesrdp eisrdp sreidp rseidp seridp esridp residp ersidp iresdp riesdp iersdp eirsdp reisdp erisdp sirdep isrdep sridep rsidep irsdep risdep sidrep isdrep sdirep dsirep idsrep disrep srdiep rsdiep sdriep dsriep rdsiep drsiep irdsep ridsep idrsep dirsep rdisep drisep siedrp isedrp seidrp esidrp iesdrp eisdrp siderp isderp sdierp dsierp idserp diserp sedirp esdirp sdeirp dseirp edsirp desirp iedsrp eidsrp idesrp diesrp edisrp deisrp sredip rsedip serdip esrdip resdip ersdip srdeip rsdeip sdreip dsreip rdseip drseip sedrip esdrip sderip dserip edsrip desrip redsip erdsip rdesip dresip edrsip dersip iredsp riedsp ierdsp eirdsp reidsp eridsp irdesp ridesp idresp diresp rdiesp driesp iedrsp eidrsp idersp diersp edirsp deirsp redisp erdisp rdeisp dreisp edrisp derisp pireds ipreds prieds rpieds irpeds ripeds pierds iperds peirds epirds ieprds eiprds preids rpeids perids eprids repids erpids irepds riepds ierpds eirpds reipds eripds pirdes iprdes prides rpides irpdes ripdes pidres ipdres pdires dpires idpres dipres prdies rpdies pdries dpries rdpies drpies irdpes ridpes idrpes dirpes rdipes dripes piedrs ipedrs peidrs epidrs iepdrs eipdrs piders ipders pdiers dpiers idpers dipers pedirs epdirs pdeirs dpeirs edpirs depirs iedprs eidprs ideprs dieprs ediprs deiprs predis rpedis perdis eprdis repdis erpdis prdeis rpdeis pdreis dpreis rdpeis drpeis pedris epdris pderis dperis edpris depris redpis erdpis rdepis drepis edrpis derpis iredps riedps ierdps eirdps reidps eridps irdeps rideps idreps direps rdieps drieps iedrps eidrps iderps dierps edirps deirps redips erdips rdeips dreips edrips derips
Note: these 'words' (valid or invalid) are all the permutations of the word spired. These words are obtained by scrambling the letters in spired.