spire psire sipre ispre pisre ipsre sprie psrie srpie rspie prsie rpsie sirpe isrpe sripe rsipe irspe rispe pirse iprse prise rpise irpse ripse spier psier siper isper piser ipser speir pseir sepir espir pesir epsir siepr isepr seipr esipr iespr eispr piesr ipesr peisr episr iepsr eipsr sprei psrei srpei rspei prsei rpsei speri pseri sepri espri pesri epsri srepi rsepi serpi esrpi respi erspi presi rpesi persi eprsi repsi erpsi sirep isrep sriep rsiep irsep risep sierp iserp seirp esirp iesrp eisrp sreip rseip serip esrip resip ersip iresp riesp iersp eirsp reisp erisp pires ipres pries rpies irpes ripes piers ipers peirs epirs ieprs eiprs preis rpeis peris epris repis erpis ireps rieps ierps eirps reips erips
Note: these 'words' (valid or invalid) are all the permutations of the word spire. These words are obtained by scrambling the letters in spire.