crease rcease cerase ecrase recase ercase craese rcaese carese acrese racese arcese cearse ecarse caerse acerse eacrse aecrse reacse eracse raecse arecse earcse aercse cresae rcesae cersae ecrsae recsae ercsae crseae rcseae csreae screae rsceae srceae cesrae ecsrae cserae scerae escrae secrae rescae erscae rsecae srecae esrcae sercae crasee rcasee carsee acrsee racsee arcsee crsaee rcsaee csraee scraee rscaee srcaee casree acsree csaree scaree ascree sacree rascee arscee rsacee sracee asrcee sarcee ceasre ecasre caesre acesre eacsre aecsre cesare ecsare cseare sceare escare secare casere acsere csaere scaere ascere sacere eascre aescre esacre seacre asecre saecre reasce erasce raesce aresce earsce aersce resace ersace rseace sreace esrace serace rasece arsece rsaece sraece asrece sarece easrce aesrce esarce searce aserce saerce creaes rceaes ceraes ecraes recaes ercaes craees rcaees carees acrees racees arcees ceares ecares caeres aceres eacres aecres reaces eraces raeces areces earces aerces creeas rceeas cereas ecreas receas erceas creeas rceeas cereas ecreas receas erceas ceeras eceras ceeras eceras eecras eecras reecas erecas reecas erecas eercas eercas craees rcaees carees acrees racees arcees creaes rceaes ceraes ecraes recaes ercaes caeres aceres ceares ecares aecres eacres raeces areces reaces eraces aerces earces ceaers ecaers caeers aceers eacers aecers ceears ecears ceears ecears eecars eecars caeers aceers ceaers ecaers aecers eacers eaecrs aeecrs eeacrs eeacrs aeecrs eaecrs reaecs eraecs raeecs areecs earecs aerecs reeacs ereacs reeacs ereacs eeracs eeracs raeecs areecs reaecs eraecs aerecs earecs eaercs aeercs eearcs eearcs aeercs eaercs cresea rcesea cersea ecrsea recsea ercsea crseea rcseea csreea screea rsceea srceea cesrea ecsrea cserea scerea escrea secrea rescea erscea rsecea srecea esrcea sercea creesa rceesa ceresa ecresa recesa ercesa creesa rceesa ceresa ecresa recesa ercesa ceersa ecersa ceersa ecersa eecrsa eecrsa reecsa erecsa reecsa erecsa eercsa eercsa crseea rcseea csreea screea rsceea srceea cresea rcesea cersea ecrsea recsea ercsea cserea scerea cesrea ecsrea secrea escrea rsecea srecea rescea erscea sercea esrcea cesera ecsera cseera sceera escera secera ceesra ecesra ceesra ecesra eecsra eecsra cseera sceera cesera ecsera secera escera esecra seecra eescra eescra seecra esecra reseca erseca rseeca sreeca esreca sereca reesca eresca reesca eresca eersca eersca rseeca sreeca reseca erseca sereca esreca eserca seerca eesrca eesrca seerca eserca crasee rcasee carsee acrsee racsee arcsee crsaee rcsaee csraee scraee rscaee srcaee casree acsree csaree scaree ascree sacree rascee arscee rsacee sracee asrcee sarcee craese rcaese carese acrese racese arcese crease rcease cerase ecrase recase ercase caerse acerse cearse ecarse aecrse eacrse raecse arecse reacse eracse aercse earcse crseae rcseae csreae screae rsceae srceae cresae rcesae cersae ecrsae recsae ercsae cserae scerae cesrae ecsrae secrae escrae rsecae srecae rescae erscae sercae esrcae casere acsere csaere scaere ascere sacere caesre acesre ceasre ecasre aecsre eacsre cseare sceare cesare ecsare secare escare asecre saecre aescre eascre seacre esacre rasece arsece rsaece sraece asrece sarece raesce aresce reasce erasce aersce earsce rseace sreace resace ersace serace esrace aserce saerce aesrce easrce searce esarce ceaser ecaser caeser aceser eacser aecser cesaer ecsaer cseaer sceaer escaer secaer caseer acseer csaeer scaeer asceer saceer eascer aescer esacer seacer asecer saecer ceaesr ecaesr caeesr aceesr eacesr aecesr ceeasr eceasr ceeasr eceasr eecasr eecasr caeesr aceesr ceaesr ecaesr aecesr eacesr eaecsr aeecsr eeacsr eeacsr aeecsr eaecsr cesear ecsear cseear sceear escear secear ceesar ecesar ceesar ecesar eecsar eecsar cseear sceear cesear ecsear secear escear esecar seecar eescar eescar seecar esecar caseer acseer csaeer scaeer asceer saceer caeser aceser ceaser ecaser aecser eacser cseaer sceaer cesaer ecsaer secaer escaer asecer saecer aescer eascer seacer esacer easecr aesecr esaecr seaecr aseecr saeecr eaescr aeescr eeascr eeascr aeescr eaescr eseacr seeacr eesacr eesacr seeacr eseacr aseecr saeecr aesecr easecr seaecr esaecr reasec erasec raesec aresec earsec aersec resaec ersaec rseaec sreaec esraec seraec raseec arseec rsaeec sraeec asreec sareec easrec aesrec esarec searec aserec saerec reaesc eraesc raeesc areesc earesc aeresc reeasc ereasc reeasc ereasc eerasc eerasc raeesc areesc reaesc eraesc aeresc earesc eaersc aeersc eearsc eearsc aeersc eaersc reseac erseac rseeac sreeac esreac sereac reesac eresac reesac eresac eersac eersac rseeac sreeac reseac erseac sereac esreac eserac seerac eesrac eesrac seerac eserac raseec arseec rsaeec sraeec asreec sareec raesec aresec reasec erasec aersec earsec rseaec sreaec resaec ersaec seraec esraec aserec saerec aesrec easrec searec esarec easerc aeserc esaerc seaerc aseerc saeerc eaesrc aeesrc eeasrc eeasrc aeesrc eaesrc esearc seearc eesarc eesarc seearc esearc aseerc saeerc aeserc easerc seaerc esaerc
Note: these 'words' (valid or invalid) are all the permutations of the word crease. These words are obtained by scrambling the letters in crease.