spiry psiry sipry ispry pisry ipsry spriy psriy srpiy rspiy prsiy rpsiy sirpy isrpy sripy rsipy irspy rispy pirsy iprsy prisy rpisy irpsy ripsy spiyr psiyr sipyr ispyr pisyr ipsyr spyir psyir sypir yspir pysir ypsir siypr isypr syipr ysipr iyspr yispr piysr ipysr pyisr ypisr iypsr yipsr spryi psryi srpyi rspyi prsyi rpsyi spyri psyri sypri yspri pysri ypsri srypi rsypi syrpi ysrpi ryspi yrspi prysi rpysi pyrsi yprsi rypsi yrpsi siryp isryp sriyp rsiyp irsyp risyp siyrp isyrp syirp ysirp iysrp yisrp sryip rsyip syrip ysrip rysip yrsip irysp riysp iyrsp yirsp ryisp yrisp pirys iprys priys rpiys irpys ripys piyrs ipyrs pyirs ypirs iyprs yiprs pryis rpyis pyris ypris rypis yrpis iryps riyps iyrps yirps ryips yrips
Note: these 'words' (valid or invalid) are all the permutations of the word spiry. These words are obtained by scrambling the letters in spiry.