smirr msirr simrr ismrr misrr imsrr smrir msrir srmir rsmir mrsir rmsir sirmr isrmr srimr rsimr irsmr rismr mirsr imrsr mrisr rmisr irmsr rimsr smirr msirr simrr ismrr misrr imsrr smrir msrir srmir rsmir mrsir rmsir sirmr isrmr srimr rsimr irsmr rismr mirsr imrsr mrisr rmisr irmsr rimsr smrri msrri srmri rsmri mrsri rmsri smrri msrri srmri rsmri mrsri rmsri srrmi rsrmi srrmi rsrmi rrsmi rrsmi mrrsi rmrsi mrrsi rmrsi rrmsi rrmsi sirrm isrrm srirm rsirm irsrm risrm sirrm isrrm srirm rsirm irsrm risrm srrim rsrim srrim rsrim rrsim rrsim irrsm rirsm irrsm rirsm rrism rrism mirrs imrrs mrirs rmirs irmrs rimrs mirrs imrrs mrirs rmirs irmrs rimrs mrris rmris mrris rmris rrmis rrmis irrms rirms irrms rirms rrims rrims
Note: these 'words' (valid or invalid) are all the permutations of the word smirr. These words are obtained by scrambling the letters in smirr.