operas poeras oepras eopras peoras eporas opreas poreas orpeas ropeas proeas rpoeas oerpas eorpas orepas roepas eropas reopas peroas eproas preoas rpeoas erpoas repoas opears poears oepars eopars peoars epoars opaers poaers oapers aopers paoers apoers oeaprs eoaprs oaeprs aoeprs eaoprs aeoprs peaors epaors paeors apeors eapors aepors opraes poraes orpaes ropaes proaes rpoaes opares poares oapres aopres paores apores orapes roapes oarpes aorpes raopes aropes praoes rpaoes paroes aproes rapoes arpoes oeraps eoraps oreaps roeaps eroaps reoaps oearps eoarps oaerps aoerps eaorps aeorps oraeps roaeps oareps aoreps raoeps aroeps eraops reaops earops aerops raeops areops peraos epraos preaos rpeaos erpaos repaos pearos eparos paeros aperos eapros aepros praeos rpaeos pareos apreos rapeos arpeos erapos reapos earpos aerpos raepos arepos opersa poersa oeprsa eoprsa peorsa eporsa opresa poresa orpesa ropesa proesa rpoesa oerpsa eorpsa orepsa roepsa eropsa reopsa perosa eprosa preosa rpeosa erposa reposa opesra poesra oepsra eopsra peosra eposra opsera posera ospera sopera psoera spoera oespra eospra osepra soepra esopra seopra pesora epsora pseora speora espora sepora oprsea porsea orpsea ropsea prosea rposea opsrea posrea osprea soprea psorea sporea orspea rospea osrpea sorpea rsopea sropea prsoea rpsoea psroea sproea rspoea srpoea oerspa eorspa orespa roespa erospa reospa oesrpa eosrpa oserpa soerpa esorpa seorpa orsepa rosepa osrepa sorepa rsoepa sroepa ersopa resopa esropa seropa rseopa sreopa persoa eprsoa presoa rpesoa erpsoa repsoa pesroa epsroa pseroa speroa esproa seproa prseoa rpseoa psreoa spreoa rspeoa srpeoa erspoa respoa esrpoa serpoa rsepoa srepoa opeasr poeasr oepasr eopasr peoasr epoasr opaesr poaesr oapesr aopesr paoesr apoesr oeapsr eoapsr oaepsr aoepsr eaopsr aeopsr peaosr epaosr paeosr apeosr eaposr aeposr opesar poesar oepsar eopsar peosar eposar opsear posear ospear sopear psoear spoear oespar eospar osepar soepar esopar seopar pesoar epsoar pseoar speoar espoar sepoar opaser poaser oapser aopser paoser aposer opsaer posaer ospaer sopaer psoaer spoaer oasper aosper osaper soaper asoper saoper pasoer apsoer psaoer spaoer aspoer sapoer oeaspr eoaspr oaespr aoespr eaospr aeospr oesapr eosapr oseapr soeapr esoapr seoapr oasepr aosepr osaepr soaepr asoepr saoepr easopr aesopr esaopr seaopr aseopr saeopr peasor epasor paesor apesor eapsor aepsor pesaor epsaor pseaor speaor espaor sepaor paseor apseor psaeor spaeor aspeor sapeor easpor aespor esapor seapor asepor saepor oprase porase orpase ropase proase rpoase oparse poarse oaprse aoprse paorse aporse orapse roapse oarpse aorpse raopse aropse praose rpaose parose aprose rapose arpose oprsae porsae orpsae ropsae prosae rposae opsrae posrae osprae soprae psorae sporae orspae rospae osrpae sorpae rsopae sropae prsoae rpsoae psroae sproae rspoae srpoae opasre poasre oapsre aopsre paosre aposre opsare posare ospare sopare psoare spoare oaspre aospre osapre soapre asopre saopre pasore apsore psaore spaore aspore sapore oraspe roaspe oarspe aorspe raospe arospe orsape rosape osrape sorape rsoape sroape oasrpe aosrpe osarpe soarpe asorpe saorpe rasope arsope rsaope sraope asrope sarope prasoe rpasoe parsoe aprsoe rapsoe arpsoe prsaoe rpsaoe psraoe spraoe rspaoe srpaoe pasroe apsroe psaroe sparoe asproe saproe raspoe arspoe rsapoe srapoe asrpoe sarpoe oerasp eorasp oreasp roeasp eroasp reoasp oearsp eoarsp oaersp aoersp eaorsp aeorsp oraesp roaesp oaresp aoresp raoesp aroesp eraosp reaosp earosp aerosp raeosp areosp oersap eorsap oresap roesap erosap reosap oesrap eosrap oserap soerap esorap seorap orseap roseap osreap soreap rsoeap sroeap ersoap resoap esroap seroap rseoap sreoap oeasrp eoasrp oaesrp aoesrp eaosrp aeosrp oesarp eosarp osearp soearp esoarp seoarp oaserp aoserp osaerp soaerp asoerp saoerp easorp aesorp esaorp seaorp aseorp saeorp orasep roasep oarsep aorsep raosep arosep orsaep rosaep osraep soraep rsoaep sroaep oasrep aosrep osarep soarep asorep saorep rasoep arsoep rsaoep sraoep asroep saroep erasop reasop earsop aersop raesop aresop ersaop resaop esraop seraop rseaop sreaop easrop aesrop esarop searop aserop saerop raseop arseop rsaeop sraeop asreop sareop peraso epraso preaso rpeaso erpaso repaso pearso eparso paerso aperso eaprso aeprso praeso rpaeso pareso apreso rapeso arpeso erapso reapso earpso aerpso raepso arepso persao eprsao presao rpesao erpsao repsao pesrao epsrao pserao sperao esprao seprao prseao rpseao psreao spreao rspeao srpeao erspao respao esrpao serpao rsepao srepao peasro epasro paesro apesro eapsro aepsro pesaro epsaro psearo spearo esparo separo pasero apsero psaero spaero aspero sapero easpro aespro esapro seapro asepro saepro praseo rpaseo parseo aprseo rapseo arpseo prsaeo rpsaeo psraeo spraeo rspaeo srpaeo pasreo apsreo psareo spareo aspreo sapreo raspeo arspeo rsapeo srapeo asrpeo sarpeo eraspo reaspo earspo aerspo raespo arespo ersapo resapo esrapo serapo rseapo sreapo easrpo aesrpo esarpo searpo aserpo saerpo rasepo arsepo rsaepo sraepo asrepo sarepo
Note: these 'words' (valid or invalid) are all the permutations of the word operas. These words are obtained by scrambling the letters in operas.