reearn erearn reearn erearn eerarn eerarn reaern eraern raeern areern earern aerern reaern eraern raeern areern earern aerern eearrn eearrn eaerrn aeerrn eaerrn aeerrn reeran ereran reeran ereran eerran eerran rerean errean rreean rreean errean rerean rerean errean rreean rreean errean rerean eerran eerran ereran reeran ereran reeran rearen eraren raeren areren earren aerren reraen erraen rreaen rreaen erraen reraen rareen arreen rraeen rraeen arreen rareen earren aerren eraren rearen areren raeren rearen eraren raeren areren earren aerren reraen erraen rreaen rreaen erraen reraen rareen arreen rraeen rraeen arreen rareen earren aerren eraren rearen areren raeren eearrn eearrn eaerrn aeerrn eaerrn aeerrn eerarn eerarn erearn reearn erearn reearn earern aerern eraern reaern areern raeern earern aerern eraern reaern areern raeern reeanr ereanr reeanr ereanr eeranr eeranr reaenr eraenr raeenr areenr earenr aerenr reaenr eraenr raeenr areenr earenr aerenr eearnr eearnr eaernr aeernr eaernr aeernr reenar erenar reenar erenar eernar eernar renear ernear rneear nreear enrear nerear renear ernear rneear nreear enrear nerear eenrar eenrar enerar neerar enerar neerar reaner eraner raener arener earner aerner renaer ernaer rneaer nreaer enraer neraer raneer arneer rnaeer nraeer anreer nareer eanrer aenrer enarer nearer anerer naerer reaner eraner raener arener earner aerner renaer ernaer rneaer nreaer enraer neraer raneer arneer rnaeer nraeer anreer nareer eanrer aenrer enarer nearer anerer naerer eeanrr eeanrr eaenrr aeenrr eaenrr aeenrr eenarr eenarr enearr neearr enearr neearr eanerr aenerr enaerr neaerr aneerr naeerr eanerr aenerr enaerr neaerr aneerr naeerr reerna ererna reerna ererna eerrna eerrna rerena errena rreena rreena errena rerena rerena errena rreena rreena errena rerena eerrna eerrna ererna reerna ererna reerna reenra erenra reenra erenra eernra eernra renera ernera rneera nreera enrera nerera renera ernera rneera nreera enrera nerera eenrra eenrra enerra neerra enerra neerra rernea errnea rrenea rrenea errnea rernea renrea ernrea rnerea nrerea enrrea nerrea rrneea rrneea rnreea nrreea rnreea nrreea ernrea renrea enrrea nerrea rnerea nrerea rernea errnea rrenea rrenea errnea rernea renrea ernrea rnerea nrerea enrrea nerrea rrneea rrneea rnreea nrreea rnreea nrreea ernrea renrea enrrea nerrea rnerea nrerea eernra eernra erenra reenra erenra reenra eenrra eenrra enerra neerra enerra neerra ernera renera enrera nerera rneera nreera ernera renera enrera nerera rneera nreera rearne erarne raerne arerne earrne aerrne rerane errane rreane rreane errane rerane rarene arrene rraene rraene arrene rarene earrne aerrne erarne rearne arerne raerne reanre eranre raenre arenre earnre aernre renare ernare rneare nreare enrare nerare ranere arnere rnaere nraere anrere narere eanrre aenrre enarre nearre anerre naerre rernae errnae rrenae rrenae errnae rernae renrae ernrae rnerae nrerae enrrae nerrae rrneae rrneae rnreae nrreae rnreae nrreae ernrae renrae enrrae nerrae rnerae nrerae rarnee arrnee rranee rranee arrnee rarnee ranree arnree rnaree nraree anrree narree rrnaee rrnaee rnraee nrraee rnraee nrraee arnree ranree anrree narree rnaree nraree earnre aernre eranre reanre arenre raenre eanrre aenrre enarre nearre anerre naerre ernare renare enrare nerare rneare nreare arnere ranere anrere narere rnaere nraere rearne erarne raerne arerne earrne aerrne rerane errane rreane rreane errane rerane rarene arrene rraene rraene arrene rarene earrne aerrne erarne rearne arerne raerne reanre eranre raenre arenre earnre aernre renare ernare rneare nreare enrare nerare ranere arnere rnaere nraere anrere narere eanrre aenrre enarre nearre anerre naerre rernae errnae rrenae rrenae errnae rernae renrae ernrae rnerae nrerae enrrae nerrae rrneae rrneae rnreae nrreae rnreae nrreae ernrae renrae enrrae nerrae rnerae nrerae rarnee arrnee rranee rranee arrnee rarnee ranree arnree rnaree nraree anrree narree rrnaee rrnaee rnraee nrraee rnraee nrraee arnree ranree anrree narree rnaree nraree earnre aernre eranre reanre arenre raenre eanrre aenrre enarre nearre anerre naerre ernare renare enrare nerare rneare nreare arnere ranere anrere narere rnaere nraere eearnr eearnr eaernr aeernr eaernr aeernr eeranr eeranr ereanr reeanr ereanr reeanr earenr aerenr eraenr reaenr areenr raeenr earenr aerenr eraenr reaenr areenr raeenr eeanrr eeanrr eaenrr aeenrr eaenrr aeenrr eenarr eenarr enearr neearr enearr neearr eanerr aenerr enaerr neaerr aneerr naeerr eanerr aenerr enaerr neaerr aneerr naeerr eernar eernar erenar reenar erenar reenar eenrar eenrar enerar neerar enerar neerar ernear renear enrear nerear rneear nreear ernear renear enrear nerear rneear nreear earner aerner eraner reaner arener raener eanrer aenrer enarer nearer anerer naerer ernaer renaer enraer neraer rneaer nreaer arneer raneer anreer nareer rnaeer nraeer earner aerner eraner reaner arener raener eanrer aenrer enarer nearer anerer naerer ernaer renaer enraer neraer rneaer nreaer arneer raneer anreer nareer rnaeer nraeer
Note: these 'words' (valid or invalid) are all the permutations of the word reearn. These words are obtained by scrambling the letters in reearn.